Kaimen Rigor reviewed

Rigor-Reviewed Manuscript

A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.

Name: Kaimen Rigor review — A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.
Item: A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.
Rating: 100
Author: Alpha1

Mshamu S, Mukaka M, Sanga C, Kambanga S, Rutaihwa AD, Bøjstrup TC, Meta J, Mmbando A, Pell C, Adhikari B, Olotu AI, Kapologwe N, White NJ, Dondorp AM, Day NPJ, Imwong M, Deen J, Lindsay SW, Knudsen JB, von Seidlein L

Paper source

Read full text (PMC)

Embed this Rigor badge

Kaimen Rigor review — 3.75★ (Adequate), 0 critical, 2 high issues for “A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.”

Links back to this Kaimen Rigor review.

Alpha1 Editorial

This rigor review was examined and confirmed by Alpha1 Editorial · August 15, 2026

Read alongside

A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.

Read full text (PMC)

DOI

10.1038/s41591-026-04367-w

Share this Kaimen Rigor review

Post on X Share on LinkedIn Share via Email

Embed this Rigor badge

<a href="https://alpha1science.com/verify/8b3869f7-a2d1-44e8-98b5-21817e7b9000" target="_blank" rel="noopener">
  <img src="https://alpha1science.com/verify/8b3869f7-a2d1-44e8-98b5-21817e7b9000/badge" alt="Kaimen Rigor review — 3.75★ (Adequate), 0 critical, 2 high issues for “A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.”" width="440" height="104" style="max-width:100%;height:auto" />
</a>

Every embed links back to this Kaimen Rigor review.

Record fingerprint

871d300c66600107b2723f4eb6c9322dc034e6c0053a22046a4a36a31c795e5f

Verify via API

Issued Aug 15, 2026Engine 7.39.0

Alpha1 assesses methodological rigor, not the importance of the findings. See how we calibrate →

Alpha¹ by Kaimen

Fetching the latest research

Kaimen Rigor reviewed

Rigor-Reviewed Manuscript

A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.

Paper source

A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.

Read full text (PMC)

Embed this Rigor badge

Links back to this Kaimen Rigor review.

Alpha1 Editorial

This rigor review was examined and confirmed by Alpha1 Editorial · August 15, 2026

Kaimen Rigor review

Kaimen Rigor reviewed

3.75 / 5

Adequate — real issues to address

Interventional Study

Critical

High-priority

How this rating was calculated▸

Started at 5★ — deductions

IntegrityIntegrity concern ×2−1★
CitationsUnresolved reference−0.25★

Model-reported confidence: highReviewer agreement: highEngine: 7.39.0Source: full text

Findings by category

101ArithmeticNumerical inconsistencies 02OverreachNone found 03AuthenticityNone found 04DisclosureNone found 105AvailabilityBroken references and links 06Copyedit5 minor suggestions

This Kaimen Rigor review uses Kaimen Rigor reviewers trained on a curated corpus of high-fidelity and retracted papers, with expert supervision and curation. It can still make mistakes; verify each finding against the source before relying on it.

This is a well-conducted and transparently reported cluster-randomized trial. The study design is rigorous, ethical approvals are clearly documented, and reporting follows CONSORT with trial registration. Minor issues include a potential arithmetic inconsistency in Table 1 and a not-found reference, but these do not undermine the overall integrity.

Both reviewers independently scored all eight dimensions as pass, with no substantive divergence. The study type is interventional (cluster-randomized trial). The statistics verification recomputed 7 tests, all consistent, but coverage is limited to a subset; model-based estimates were not fully verifiable. The citation check flagged one reference not found in the registry.

Numerical inconsistencies

1 finding · worst low

Values that contradict each other or are impossible for the stated sample: recomputed p-values and test statistics, GRIM/GRIMMER checks on summary numbers, percentages against their own counts, totals against their parts, and estimates against their own confidence intervals.

Internal contradictions in the reported numbersAssessed

Recomputed 7 tests: 7 consistent, 0 inconsistent; 5 recomputed directly from the reported test statistics, 2 via agent-written checks.

Overstated conclusions

None found

Conclusions that reach past what the paper's own results support — including a significance claim that no longer holds when the statistic is recomputed, and efficacy resting on an unvalidated surrogate endpoint.

Checked — nothing surfaced.

5 major claims checked against the paper's own evidence: all adequately supported.

Efficacy claim is anchored to an adequate endpoint and a meaningful effect.

Data authenticity concerns

None found

An adversarial read for patterns associated with data that may not be genuine: results that look too clean, implausibly large effects, duplicated data or images, and methods that do not match the results reported.

Checked — nothing surfaced.

Reporting gaps

None found

Required detail the manuscript never states — study design, biological variables, ethics approval and consent, key resources, statistical reporting, data and code availability, and overall transparency.

Checked — nothing surfaced.

Eight Dimensions8 pass

The introduction cites numerous studies on housing and disease, including a pilot study and experimental work in The Gambia, and acknowledges limitations of prior observational studies. The hypothesis follows logically from the cited evidence.

Sub-criteria

prior work citedADEQUATE

premise rationaleADEQUATE

limitations addressedADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

The paper establishes a strong scientific premise with extensive prior work and a clear rationale linking housing to disease transmission.

Evidence

paraphrase[Introduction, paragraphs 3-4]

“In 2017, we conducted a pilot study in Magoda, Tanga region, Tanzania, to evaluate the benefits of innovative housing components... Further experimental studies in The Gambia showed that elevating a bedroom and having large, screened windows in the bedroom can reduce indoor mosquito entry.”

“We hypothesized that a reduction of vectors, provision of safe water, improved sanitation and better air exchange with reduced smoke would result in a reduction of the three childhood diseases: malaria, ARIs and diarrheal diseases.”

Introduction ¶5Find in source

paraphrase[Discussion, paragraph 2]

“Our results are consistent with earlier observational studies in sub-Saharan Africa that found a 47% reduced likelihood of malaria associated with improved housing.”

PASSReviewer 2· 90% conf

The paper establishes a strong scientific premise with extensive prior work and a clear rationale linking housing to disease transmission.

Evidence

paraphrase[Introduction, paragraphs 3-4]

Introduction ¶5Find in source

paraphrase[Discussion, paragraph 2]

“Randomized controlled trials to evaluate specific house modifications reported a similar trend with smaller effect sizes in malaria reduction.”

Randomization used a lottery-based allocation with public drawing, and the unit of randomization was the household. A power analysis was conducted with assumptions on malaria incidence and ICC. Inclusion/exclusion criteria were pre-specified. Blinding was not feasible and is acknowledged as a limitation. Outlier handling is addressed through exclusion of baseline-positive cases and censoring.

Sub-criteria

controlsN/A

power analysisADEQUATE

blinding levelsADEQUATE

outlier handlingADEQUATE

randomization unitADEQUATE

inclusion exclusionADEQUATE

randomization methodADEQUATE

replicate distinctionN/A

independent replicationN/A

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

The trial design is rigorous with clear randomization, sample size calculation, and pre-specified outcomes, though blinding was not possible (open-label).

Evidence

“Participants were randomly assigned to study groups using a lottery-based allocation procedure over two rounds.”

MethodsFind in source

paraphrase[Methods, Sample size (truncated section)]

“First, it was not possible to blind the study participants or research assistants to the study group.”

LimitationsFind in source

PASSReviewer 2· 90% conf

The trial design is rigorous with clear randomization, sample size calculation, and pre-specified outcomes, though blinding was not possible (open-label).

Evidence

“Participants were randomly assigned to study groups using a lottery-based allocation procedure over two rounds. In each village, the names of eligible heads of households were written on slips of paper, each placed in an individual envelope.”

MethodsFind in source

“we made the assumption of 10 malaria episodes per 100 children per year in the control households, with a projected 30% decrease to seven malaria episodes per 100 children per year in the Star Homes . To detect this difference with 80% statistical power and a 5% significance level, we determined that 105 households with three child-years of observation each would be required per group.”

MethodsFind in source

“First, it was not possible to blind the study participants or research assistants to the study group.”

LimitationsFind in source

Sex and age are reported in baseline characteristics. Health status is captured through baseline fever, mRDT positivity, diarrhea, and cough. Demographics are reported. Species/strain and housing conditions are not applicable for a human trial.

Sub-criteria

demographicsADEQUATE

sex reportedADEQUATE

sex justifiedN/A

age weight healthADEQUATE

housing conditionsN/A

species strain sourceN/A

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Biological variables are well reported for a human trial, including sex, age, and health status.

Evidence

“Female | 118 (48) | 441 (47) | 559 (47)”

Table 1Find in source

“Fever ≥37.5 °C | 3 (1.2) | 1 (0.1) | 4 (0.3)”

Table 1Find in source

PASSReviewer 2· 85% conf

Biological variables are well reported for a human trial, including sex, age, and health status; demographics are detailed.

Evidence

“Female | 118 (48) | 441 (47) | 559 (47)”

Table 1Find in source

“Fever ≥37.5 °C | 3 (1.2) | 1 (0.1) | 4 (0.3)”

Table 1Find in source

“Family living in the same house | 240 (97) | 862 (92) | 1,102 (93)”

Table 1Find in source

The trial protocol was approved by the Tanzanian National Institute for Medical Research and the Oxford Tropical Research Ethics Committee, with protocol numbers. Written informed consent was obtained from parents/legal guardians. Regulatory compliance is implied through adherence to CONSORT guidelines.

Sub-criteria

iacuc statementN/A

informed consentADEQUATE

irb ethics statementADEQUATE

regulatory complianceADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 95% conf

Ethical approvals are clearly documented with named ethics committees and informed consent.

Evidence

“The trial protocol was approved by the Tanzanian National Institute for Medical Research (NIMR/HQ/R.8a/Vol.IX/3695) and the Oxford Tropical Research Ethics Committee (OxTREC 533-20).”

EthicsFind in source

“Written informed consent was obtained from the parents or legal guardians of all participating children.”

EthicsFind in source

PASSReviewer 2· 95% conf

Ethical approvals are clearly documented with named ethics committees and informed consent.

Evidence

“The trial protocol was approved by the Tanzanian National Institute for Medical Research (NIMR/HQ/R.8a/Vol.IX/3695) and the Oxford Tropical Research Ethics Committee (OxTREC 533-20).”

EthicsFind in source

“Written informed consent was obtained from the parents or legal guardians of all participating children.”

EthicsFind in source

paraphrase[Methods, Ethics approval]

“This report follows the CONSORT 2025 extended guidelines.”

The Star Home is described in detail with construction materials and manufacturer. Diagnostic tests (mRDT brands) are named. Software (Stata, Archicad) is identified with versions. Antibodies, cell lines, and mycoplasma testing are not applicable.

Sub-criteria

mycoplasma testingN/A

reagents identifiedADEQUATE

organisms identifiedN/A

antibodies identifiedN/A

cell line authenticationN/A

software tools identifiedADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Key resources are adequately identified, including the investigational product (Star Home), diagnostic tests, and software.

Evidence

“using Paracheck (Orchid Biomedical Systems), ParaHIT (ARKRAY Healthcare Pvt. Ltd.) or Bioline Malaria Ag P.f/Pan”

MethodsFind in source

“Analyses were performed in Stata software (version 18).”

Statistical analysisFind in source

PASSReviewer 2· 85% conf

Key resources are adequately identified, including the investigational product (Star Home), diagnostic tests, and software.

Evidence

“a positive malaria rapid diagnostic test (mRDT) using Paracheck (Orchid Biomedical Systems), ParaHIT (ARKRAY Healthcare Pvt. Ltd.) or Bioline Malaria Ag P.f/Pan”

MethodsFind in source

“Analyses were performed in Stata software (version 18).”

Statistical analysisFind in source

“The houses were constructed in 3 d BIM software, Archicad version 28.1.1 (Graphisoft, Budapest, Hungary).”

MethodsFind in source

The primary analysis used GEE Poisson models, which are appropriate for clustered count data. Tests are named, and effect sizes are reported with 95% CIs. Exact p-values are provided. Software is identified. Data presentation includes Kaplan-Meier curves and per-group n. Mathematical plausibility checks were not possible for most outcomes due to model-based estimates, but no inconsistencies were found.

Sub-criteria

tests namedADEQUATE

exact p valuesADEQUATE

effect sizes ciADEQUATE

data presentationADEQUATE

software identifiedADEQUATE

assumptions verifiedADEQUATE

mathematical plausibilityN/A

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Statistical methods are appropriate and well-described, with exact p-values and effect sizes with confidence intervals.

Evidence

paraphrase[Methods, Statistical analysis]

“Malaria incidence data... were analyzed using generalized estimating equation (GEE) Poisson models”

paraphrase[Abstract]

“P < 0.0001”

paraphrase[Abstract]

“IRR: 0.56 (95% confidence interval (CI): 0.43−0.72)”

PASSReviewer 2· 85% conf

Statistical methods are appropriate and well-described, with exact p-values and confidence intervals reported.

Evidence

“Two-sided z -tests from the GEE Poisson model were performed.”

Table 2Find in source

paraphrase[Abstract]

“P < 0.0001”

paraphrase[Abstract]

“IRR: 0.56 (95% CI: 0.43−0.72)”

The data availability statement describes a concrete route via the MORU Data Access Committee with conditions and timeframe. Repository deposit and accession numbers are not applicable for identifiable patient data. Code sharing is not applicable as no bespoke code is mentioned.

Sub-criteria

code sharingN/A

accession numbersN/A

repository depositN/A

data availability statementADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Data availability is well-documented with a clear managed-access procedure, though no code is shared.

Evidence

“All data requests are reviewed by the MORU Data Access Committee in accordance with the MORU Tropical Network Policy on Sharing Data and Other Outputs.”

Data availabilityFind in source

PASSReviewer 2· 90% conf

Data availability is well-documented with a clear managed-access procedure via the MORU Data Access Committee.

Evidence

“All data requests are reviewed by the MORU Data Access Committee in accordance with the MORU Tropical Network Policy on Sharing Data and Other Outputs.”

Data availabilityFind in source

“Decisions regarding approval or rejection of requests will normally be communicated within 4–6 weeks.”

Data availabilityFind in source

The trial is registered with ClinicalTrials.gov (NCT04529434). The paper follows CONSORT 2025 guidelines. All pre-specified outcomes are reported, including null results. Limitations are extensively discussed. Conclusions are proportional to the evidence. Funding and competing interests are declared.

Sub-criteria

funding coiADEQUATE

trial registrationADEQUATE

reporting guidelineADEQUATE

methods completenessADEQUATE

all outcomes reportedADEQUATE

limitations discussedADEQUATE

conclusions proportionalADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Reporting is transparent with trial registration, CONSORT adherence, and thorough discussion of limitations.

Evidence

“ClinicalTrials.gov: NCT04529434”

AbstractFind in source

paraphrase[Methods, Ethics approval]

“This report follows the CONSORT 2025 extended guidelines.”

“Our study had limitations. First, it was not possible to blind the study participants or research assistants to the study group.”

LimitationsFind in source

PASSReviewer 2· 90% conf

Reporting is transparent with trial registration, CONSORT adherence, and thorough discussion of limitations.

Evidence

“ClinicalTrials.gov: NCT04529434”

AbstractFind in source

paraphrase[Methods, Ethics approval]

“This report follows the CONSORT 2025 extended guidelines.”

“Our study had limitations. First, it was not possible to blind the study participants or research assistants to the study group.”

LimitationsFind in source

Registered (1 ID: ClinicalTrials.gov). Reporting guideline cited: CONSORT.

Broken references and links

1 finding · worst low

References checked against Crossref, OpenAlex and Retraction Watch for retractions and resolvability, plus declared data and code links probed for whether they resolve to content matching the paper.

References not resolvable to a published paperRecomputed

Checked 41 references by DOI: 7 verified — 1 DOI unresolved, 33 no DOI (shown, not verified).

1 data/code link checked; 1 live.

Copyediting

5 minor

Wording, consistency and formatting errors that need correcting before submission.

No major wording or formatting errors. 5 minor suggestions below.

5 copyedit issues flagged: mostly consistency, clarity, typo.

Kaimen Rigor Action ItemsFinal pass before journal submission

The published work is robust and well-reported. An informed reader should weigh the minor Table 1 percentage inconsistency and the unresolved reference as low-severity issues that do not affect the main conclusions. No erratum is strictly required, but correcting the Table 1 typo and verifying the reference would strengthen the record.

1.
HIGHcopyedit
In Table 1, correct the percentage for mRDT positive in Star Homes: 101/247 is 40.9%, not 36.6%.
The reported percentage is arithmetically inconsistent with the count and denominator, which could mislead readers.
2.
HIGHreporting
Verify the reference 'World malaria report 2025' (DOI 10.1016/s2352-4642(21) — appears truncated) and correct or replace it, as it was not found in the registry.
An unresolved reference may be a fabrication signal and undermines citation integrity.
3.
MEDIUMreporting
In the Methods, Statistical analysis section, provide a public link or repository for the statistical analysis plan instead of 'available upon reasonable request'.
A public SAP enhances transparency and reproducibility.
4.
MEDIUMreporting
Report the observed intracluster correlation coefficients (ICCs) for the primary outcomes.
ICCs were assumed for sample size calculation; reporting observed values informs future trials.
5.
MEDIUMreporting
Clarify the handling of missing data in the anthropometric cohort, as the number of participants varies across years.
Transparent missing-data handling is essential for interpreting growth outcomes.
6.
MEDIUMreporting
Add a statement in the Methods about the inability to blind and its potential impact, even though it is in the Limitations.
Blinding limitations are relevant to the design and should be noted upfront.
7.
MEDIUMreporting
Provide a CONSORT flow diagram in the main text to improve clarity of participant flow.
A flow diagram is a key CONSORT element and aids reader comprehension.
8.
MEDIUMreporting
Report the number of participants with missing data for each outcome and how missing data were handled.
Missing data can bias results; transparency is needed.
9.
MEDIUMreporting
Discuss the generalizability of the findings to other settings with different housing and disease transmission patterns.
The trial was conducted in a specific context (Mtwara, Tanzania); generalizability should be addressed.
10.
LOWreporting
Provide a more detailed breakdown of the economic analysis, including sensitivity analyses.
Economic evaluations benefit from sensitivity analyses to assess robustness.
11.
LOWreporting
Report exact p-values for the HAZ slope difference, as only P < 0.0001 is given.
Exact p-values are more informative than threshold-only values.
12.
LOWreporting
Clarify the definition of 'household' used for randomization and analysis, as it may affect clustering.
A clear definition of the unit of randomization is important for interpretation.
13.
LOWcopyedit
Format the author names in the Abstract correctly (e.g., 'Salum Mshamu, Mavuto Mukaka, ...').
The current single-string format is a typographical error that should be corrected.

Full text (78,917 chars · analyzed ~95%, head + tail)Analyzed: Aug 15, 2026

Start the discussion on JRNLClub

Community discussion on jrnlclub.com

Read alongside

A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.

Read full text (PMC)

DOI

10.1038/s41591-026-04367-w

Share this Kaimen Rigor review

Post on X Share on LinkedIn Share via Email

Embed this Rigor badge

<a href="https://alpha1science.com/verify/8b3869f7-a2d1-44e8-98b5-21817e7b9000" target="_blank" rel="noopener">
  <img src="https://alpha1science.com/verify/8b3869f7-a2d1-44e8-98b5-21817e7b9000/badge" alt="Kaimen Rigor review — 3.75★ (Adequate), 0 critical, 2 high issues for “A sustainable house design to improve child health in rural Africa: a cluster-randomized controlled trial.”" width="440" height="104" style="max-width:100%;height:auto" />
</a>

Every embed links back to this Kaimen Rigor review.

Record fingerprint

871d300c66600107b2723f4eb6c9322dc034e6c0053a22046a4a36a31c795e5f

Verify via API

Issued Aug 15, 2026Engine 7.39.0

Alpha1 assesses methodological rigor, not the importance of the findings. See how we calibrate →

Kaimen Rigor review

Kaimen Rigor reviewed

3.75 / 5

Adequate — real issues to address

Interventional Study

Critical

High-priority

How this rating was calculated▸

Started at 5★ — deductions

IntegrityIntegrity concern ×2−1★
CitationsUnresolved reference−0.25★

Model-reported confidence: highReviewer agreement: highEngine: 7.39.0Source: full text

Findings by category

101ArithmeticNumerical inconsistencies 02OverreachNone found 03AuthenticityNone found 04DisclosureNone found 105AvailabilityBroken references and links 06Copyedit5 minor suggestions

Numerical inconsistencies

1 finding · worst low

Internal contradictions in the reported numbersAssessed

Recomputed 7 tests: 7 consistent, 0 inconsistent; 5 recomputed directly from the reported test statistics, 2 via agent-written checks.

Overstated conclusions

None found

Checked — nothing surfaced.

5 major claims checked against the paper's own evidence: all adequately supported.

Efficacy claim is anchored to an adequate endpoint and a meaningful effect.

Data authenticity concerns

None found

Checked — nothing surfaced.

Reporting gaps

None found

Checked — nothing surfaced.

Eight Dimensions8 pass

Sub-criteria

prior work citedADEQUATE

premise rationaleADEQUATE

limitations addressedADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

The paper establishes a strong scientific premise with extensive prior work and a clear rationale linking housing to disease transmission.

Evidence

paraphrase[Introduction, paragraphs 3-4]

Introduction ¶5Find in source

paraphrase[Discussion, paragraph 2]

“Our results are consistent with earlier observational studies in sub-Saharan Africa that found a 47% reduced likelihood of malaria associated with improved housing.”

PASSReviewer 2· 90% conf

The paper establishes a strong scientific premise with extensive prior work and a clear rationale linking housing to disease transmission.

Evidence

paraphrase[Introduction, paragraphs 3-4]

Introduction ¶5Find in source

paraphrase[Discussion, paragraph 2]

“Randomized controlled trials to evaluate specific house modifications reported a similar trend with smaller effect sizes in malaria reduction.”

Sub-criteria

controlsN/A

power analysisADEQUATE

blinding levelsADEQUATE

outlier handlingADEQUATE

randomization unitADEQUATE

inclusion exclusionADEQUATE

randomization methodADEQUATE

replicate distinctionN/A

independent replicationN/A

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

The trial design is rigorous with clear randomization, sample size calculation, and pre-specified outcomes, though blinding was not possible (open-label).

Evidence

“Participants were randomly assigned to study groups using a lottery-based allocation procedure over two rounds.”

MethodsFind in source

paraphrase[Methods, Sample size (truncated section)]

“First, it was not possible to blind the study participants or research assistants to the study group.”

LimitationsFind in source

PASSReviewer 2· 90% conf

The trial design is rigorous with clear randomization, sample size calculation, and pre-specified outcomes, though blinding was not possible (open-label).

Evidence

MethodsFind in source

“First, it was not possible to blind the study participants or research assistants to the study group.”

LimitationsFind in source

Sub-criteria

demographicsADEQUATE

sex reportedADEQUATE

sex justifiedN/A

age weight healthADEQUATE

housing conditionsN/A

species strain sourceN/A

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Biological variables are well reported for a human trial, including sex, age, and health status.

Evidence

“Female | 118 (48) | 441 (47) | 559 (47)”

Table 1Find in source

“Fever ≥37.5 °C | 3 (1.2) | 1 (0.1) | 4 (0.3)”

Table 1Find in source

PASSReviewer 2· 85% conf

Biological variables are well reported for a human trial, including sex, age, and health status; demographics are detailed.

Evidence

“Female | 118 (48) | 441 (47) | 559 (47)”

Table 1Find in source

“Fever ≥37.5 °C | 3 (1.2) | 1 (0.1) | 4 (0.3)”

Table 1Find in source

“Family living in the same house | 240 (97) | 862 (92) | 1,102 (93)”

Table 1Find in source

Sub-criteria

iacuc statementN/A

informed consentADEQUATE

irb ethics statementADEQUATE

regulatory complianceADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 95% conf

Ethical approvals are clearly documented with named ethics committees and informed consent.

Evidence

“The trial protocol was approved by the Tanzanian National Institute for Medical Research (NIMR/HQ/R.8a/Vol.IX/3695) and the Oxford Tropical Research Ethics Committee (OxTREC 533-20).”

EthicsFind in source

“Written informed consent was obtained from the parents or legal guardians of all participating children.”

EthicsFind in source

PASSReviewer 2· 95% conf

Ethical approvals are clearly documented with named ethics committees and informed consent.

Evidence

“The trial protocol was approved by the Tanzanian National Institute for Medical Research (NIMR/HQ/R.8a/Vol.IX/3695) and the Oxford Tropical Research Ethics Committee (OxTREC 533-20).”

EthicsFind in source

“Written informed consent was obtained from the parents or legal guardians of all participating children.”

EthicsFind in source

paraphrase[Methods, Ethics approval]

“This report follows the CONSORT 2025 extended guidelines.”

Sub-criteria

mycoplasma testingN/A

reagents identifiedADEQUATE

organisms identifiedN/A

antibodies identifiedN/A

cell line authenticationN/A

software tools identifiedADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Key resources are adequately identified, including the investigational product (Star Home), diagnostic tests, and software.

Evidence

“using Paracheck (Orchid Biomedical Systems), ParaHIT (ARKRAY Healthcare Pvt. Ltd.) or Bioline Malaria Ag P.f/Pan”

MethodsFind in source

“Analyses were performed in Stata software (version 18).”

Statistical analysisFind in source

PASSReviewer 2· 85% conf

Key resources are adequately identified, including the investigational product (Star Home), diagnostic tests, and software.

Evidence

“a positive malaria rapid diagnostic test (mRDT) using Paracheck (Orchid Biomedical Systems), ParaHIT (ARKRAY Healthcare Pvt. Ltd.) or Bioline Malaria Ag P.f/Pan”

MethodsFind in source

“Analyses were performed in Stata software (version 18).”

Statistical analysisFind in source

“The houses were constructed in 3 d BIM software, Archicad version 28.1.1 (Graphisoft, Budapest, Hungary).”

MethodsFind in source

Sub-criteria

tests namedADEQUATE

exact p valuesADEQUATE

effect sizes ciADEQUATE

data presentationADEQUATE

software identifiedADEQUATE

assumptions verifiedADEQUATE

mathematical plausibilityN/A

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Statistical methods are appropriate and well-described, with exact p-values and effect sizes with confidence intervals.

Evidence

paraphrase[Methods, Statistical analysis]

“Malaria incidence data... were analyzed using generalized estimating equation (GEE) Poisson models”

paraphrase[Abstract]

“P < 0.0001”

paraphrase[Abstract]

“IRR: 0.56 (95% confidence interval (CI): 0.43−0.72)”

PASSReviewer 2· 85% conf

Statistical methods are appropriate and well-described, with exact p-values and confidence intervals reported.

Evidence

“Two-sided z -tests from the GEE Poisson model were performed.”

Table 2Find in source

paraphrase[Abstract]

“P < 0.0001”

paraphrase[Abstract]

“IRR: 0.56 (95% CI: 0.43−0.72)”

Sub-criteria

code sharingN/A

accession numbersN/A

repository depositN/A

data availability statementADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Data availability is well-documented with a clear managed-access procedure, though no code is shared.

Evidence

“All data requests are reviewed by the MORU Data Access Committee in accordance with the MORU Tropical Network Policy on Sharing Data and Other Outputs.”

Data availabilityFind in source

PASSReviewer 2· 90% conf

Data availability is well-documented with a clear managed-access procedure via the MORU Data Access Committee.

Evidence

“All data requests are reviewed by the MORU Data Access Committee in accordance with the MORU Tropical Network Policy on Sharing Data and Other Outputs.”

Data availabilityFind in source

“Decisions regarding approval or rejection of requests will normally be communicated within 4–6 weeks.”

Data availabilityFind in source

Sub-criteria

funding coiADEQUATE

trial registrationADEQUATE

reporting guidelineADEQUATE

methods completenessADEQUATE

all outcomes reportedADEQUATE

limitations discussedADEQUATE

conclusions proportionalADEQUATE

Per reviewer (2) — the votes behind the verdict

PASSReviewer 1· 90% conf

Reporting is transparent with trial registration, CONSORT adherence, and thorough discussion of limitations.

Evidence

“ClinicalTrials.gov: NCT04529434”

AbstractFind in source

paraphrase[Methods, Ethics approval]

“This report follows the CONSORT 2025 extended guidelines.”

“Our study had limitations. First, it was not possible to blind the study participants or research assistants to the study group.”

LimitationsFind in source

PASSReviewer 2· 90% conf

Reporting is transparent with trial registration, CONSORT adherence, and thorough discussion of limitations.

Evidence

“ClinicalTrials.gov: NCT04529434”

AbstractFind in source

paraphrase[Methods, Ethics approval]

“This report follows the CONSORT 2025 extended guidelines.”

“Our study had limitations. First, it was not possible to blind the study participants or research assistants to the study group.”

LimitationsFind in source

Registered (1 ID: ClinicalTrials.gov). Reporting guideline cited: CONSORT.

Broken references and links

1 finding · worst low

References checked against Crossref, OpenAlex and Retraction Watch for retractions and resolvability, plus declared data and code links probed for whether they resolve to content matching the paper.

References not resolvable to a published paperRecomputed

Checked 41 references by DOI: 7 verified — 1 DOI unresolved, 33 no DOI (shown, not verified).

1 data/code link checked; 1 live.

Copyediting

5 minor

Wording, consistency and formatting errors that need correcting before submission.

No major wording or formatting errors. 5 minor suggestions below.

5 copyedit issues flagged: mostly consistency, clarity, typo.

Kaimen Rigor Action ItemsFinal pass before journal submission

1.
HIGHcopyedit
In Table 1, correct the percentage for mRDT positive in Star Homes: 101/247 is 40.9%, not 36.6%.
The reported percentage is arithmetically inconsistent with the count and denominator, which could mislead readers.
2.
HIGHreporting
Verify the reference 'World malaria report 2025' (DOI 10.1016/s2352-4642(21) — appears truncated) and correct or replace it, as it was not found in the registry.
An unresolved reference may be a fabrication signal and undermines citation integrity.
3.
MEDIUMreporting
In the Methods, Statistical analysis section, provide a public link or repository for the statistical analysis plan instead of 'available upon reasonable request'.
A public SAP enhances transparency and reproducibility.
4.
MEDIUMreporting
Report the observed intracluster correlation coefficients (ICCs) for the primary outcomes.
ICCs were assumed for sample size calculation; reporting observed values informs future trials.
5.
MEDIUMreporting
Clarify the handling of missing data in the anthropometric cohort, as the number of participants varies across years.
Transparent missing-data handling is essential for interpreting growth outcomes.
6.
MEDIUMreporting
Add a statement in the Methods about the inability to blind and its potential impact, even though it is in the Limitations.
Blinding limitations are relevant to the design and should be noted upfront.
7.
MEDIUMreporting
Provide a CONSORT flow diagram in the main text to improve clarity of participant flow.
A flow diagram is a key CONSORT element and aids reader comprehension.
8.
MEDIUMreporting
Report the number of participants with missing data for each outcome and how missing data were handled.
Missing data can bias results; transparency is needed.
9.
MEDIUMreporting
Discuss the generalizability of the findings to other settings with different housing and disease transmission patterns.
The trial was conducted in a specific context (Mtwara, Tanzania); generalizability should be addressed.
10.
LOWreporting
Provide a more detailed breakdown of the economic analysis, including sensitivity analyses.
Economic evaluations benefit from sensitivity analyses to assess robustness.
11.
LOWreporting
Report exact p-values for the HAZ slope difference, as only P < 0.0001 is given.
Exact p-values are more informative than threshold-only values.
12.
LOWreporting
Clarify the definition of 'household' used for randomization and analysis, as it may affect clustering.
A clear definition of the unit of randomization is important for interpretation.
13.
LOWcopyedit
Format the author names in the Abstract correctly (e.g., 'Salum Mshamu, Mavuto Mukaka, ...').
The current single-string format is a typographical error that should be corrected.

Full text (78,917 chars · analyzed ~95%, head + tail)Analyzed: Aug 15, 2026