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.
Kaplan-Meier curves for initiation of insulin therapy in type 2 diabetes patients using metformin or sulfonylureas over 6 years. Propensity score matching for age, sex, diabetologist treatment, private health insurance (metformin: n = 1117; SU: n = 1117). Log-rank test: P < .001.
