Fig 5.
Incidence rates (A) and adjusted risk ratios (B) for upper (most vulnerable) versus lower (least vulnerable) quartiles of Household Composition.
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.