Abstract
WHAT IS ALREADY KNOWN ABOUT THIS TOPIC? Over the past several decades, China has experienced substantial improvements in life expectancy (LE), signifying major advancements in public health outcomes. WHAT IS ADDED BY THIS REPORT? This study offers an in-depth analysis of the contributions made by various diseases and age demographics to the growth of LE in China over the past 35 years, highlighting crucial factors that influence population health. WHAT ARE THE IMPLICATIONS FOR PUBLIC HEALTH PRACTICE? The results highlight the need for interventions tailored to various disease types and age groups in order to enhance LE and improve public health outcomes. Public health strategies should prioritize disease prevention, control initiatives, and enhancements in healthcare services that are specifically designed to meet the needs of distinct population demographics.