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.
Association between physical multimorbidity and inpatient hospital days by health insurance scheme and economic status
UEBMI=Urban Employee Basic Medical Insurance. URBMI=Urban Resident Basic Medical Insurance. NRCMS=New Rural Cooperative Medical Scheme. None=people without health insurance. IRR=incidence rate ratio.
