Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Differences between male and female life expectancy at birth by SDI, 1970–2016
Each point represents the gap in life expectancy at birth between males and females in a single location and year. The black line shows the global trend by SDI. SDI=Socio-demographic Index.
