Table 2.
Homogeneity Test of General Characteristics between before and after Groups
Data was given as number (%).
*p<0.05 based on χ2-test.
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.