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.
Comparison of Mean and standard deviation of psychological symptoms of premenstrual syndrome in Cognitive-behavioral therapy group with control group
| Cognitive-behavioral therapy group | Control group | P value | |
|---|---|---|---|
| Mean and standard deviation before intervention | 20/4±6/47 | 21/5±4/42 | 0/884 |
| Mean and standard deviation after intervention | 16/1±5/68 | 19/6±8/03 | 0/233 |
