Exploring the determinants of global life expectancy in an ecological perspective

Objective: This study is designed to understand the impacts of demographic events, socioeconomic differentials, health factors’ availability, and environmental reasons which influence life expectancy (LE) globally. Methods: Data of 183 countries were taken from the United Nations agencies. The predicted variable was LE, and the determinants were demographic events, socioeconomic factors, health-related factors, and environmental issues. Descriptive statistics, correlation analysis, and backward multiple regression analysis were used to reach the research objectives. Results: The lowest LEs were found in the African countries; and LE was found significantly associated (p