Methodological Evaluation of Community Health Centre Systems in Senegal: A Randomized Field Trial for Risk Reduction Assessment

Community health centers in Senegal have been established to provide essential healthcare services in rural and underserved areas. However, their effectiveness in reducing health risks remains uncertain. A comprehensive analysis was conducted on the methodologies employed in previous studies, focusing on randomization techniques and data collection methods. Statistical models were evaluated for their appropriateness and robustness to ensure accurate risk assessment. The evaluation revealed that while some trials used stratified sampling with a confidence interval of ±5%, others relied solely on convenience samples without adequate statistical validation, leading to varied results in measuring health risks effectively. There is a need for standardised methodological guidelines and enhanced data quality control to ensure reliable risk reduction assessments through community health centers in Senegal. Researchers should prioritise rigorous randomization techniques and validated statistical models to enhance the reliability of their findings. Health policymakers must also support infrastructure improvements to facilitate consistent implementation and evaluation of such interventions. Treatment effect was estimated with logit (pᵢ) =₀+^ Xᵢ, and uncertainty reported using confidence-interval based inference.