TABLE 4. Two groups postoperative wound margin edema .
| Grade | Control group | Observation group | U value | p value |
|---|---|---|---|---|
| I | 58 | 60 | 0.541 | 0.407 |
| II | 17 | 18 | ||
| III | 7 | 9 | ||
| IV | 0 | 0 |
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.