WHO世界卫生组织：2025年新生儿和儿童健康项目及研究的风险分层分析会议报告（英文版）

In this session a timeline and description of the methods for the multi-country pooled cohort were presented. This included details on study and cohort selection (inclusion criteria), with 25 teams signing data pooling agreements resulting in 33 datasets / studies across 18 countries, encompassing 75,287 children and 546,459 observations, with 2,805 deaths recorded. The presentation also covered the required variables (e.g., mortality data, age, sex, weight) and optional ones, as well as the