| Reason for exclusion | Randomised study comparing yangxing tongmai tables versus metformin in 67 people with insulin resistance. The criteria for inclusion in the study included people with IGT, diabetes or abnormal ISI. These criteria do not match the required ones for this review. |
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.