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.
Body mass index is calculated as weight in kilograms divided by height in meters squared. Townsend deprivation quintile scale: 1-5, with 1 being least deprived and 5 most deprived.
