TABLE 2.
Cox Model Measured Hazard Ratios and 95% Confidence Intervals of Migraine Associated With Asthma and Covariates
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.