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The problem
Intervention: Measurement and analysis of pesticide exposure biomarkers, gut microbiota composition and function, and neurodevelopmental outcomes using mixture models and machine learning to identify predictive relationships
Who it was tested with: 281 newborns with follow-up neurodevelopmental assessment at age 5 via Ages and Stages Questionnaires.
The same group is measured before the intervention and again afterwards, with a baseline and an endline and sometimes a midline. Change is visible, but other causes cannot be ruled out.
"plasma samples from 281 newborns were analyzed for 21 OPPs, and neurodevelopment was assessed using the Neonatal Behavioral Neurological Assessment (NBNA)... a random forest model integrating microbial functional features showed modestly improved prediction of motor outcomes at age 5, assessed via the Ages and Stages Questionnaires (ASQ)". This represents a cohort followed from birth with biomarkers measured at baseline and developmental outcomes assessed at two time points, fitting the pre-post design tier.
No control or comparison group specified; country of origin not stated; the improvement in predictive accuracy from including microbial features was modest, suggesting unmeasured confounders or missing mechanisms; cross-sectional biomarker associations do not establish causation; follow-up assessment limited to age 5
Across countries and designs
1 study · 0 countries
Confirmed by a peer reviewer
A reviewer checked the classification against the source.
claude-haiku-4-5-20251001 · synth-v1
