Table 1.
Baseline characteristics of participants by the study groups
| Variable | Intervention (n = 46) | Control (n = 46) | P-value* |
|---|---|---|---|
| Age (years) | 22.1 (2.7) | 22.3 (2.5) | 0.748 |
| Menarche age (years) | 12.9 (1.2) | 13.0 (1.3) | 0.680 |
| PMS Score (assessed by PSST) | 32.6 (6.8) | 31.5 (6.4) | 0.444 |
| Depression score (assessed by Beck) | 9.4 (6.9) | 8.9 (7.2) | 0.757 |
| Body mass index (kg/m2) | 22.1 (2.5) | 21.6 (2.5) | 0.319 |
| Marital status (married) | 5 (11%) | 4 (9%) | 0.726 |
| Educational grade (master and above) | 14 (30%) | 16 (35%) | 0.656 |
| Family history of PMS (yes) | 34 (74%) | 29 (63%) | 0.262 |
| Regular exercise (yes) | 10 (22%) | 10 (22%) | 1.000 |
| Sufficiency of family income | |||
| Totally | 15 (33%) | 21 (46%) | |
| To some extent | 28 (61%) | 23 (50%) | 0.430 |
| Not at all | 3 (6%) | 2 (4%) |
Intervention group received web-based counselling with cognitive-behavioural approach for eight weeks and control group received no intervention
Data present mean (SD) or number (percent)
PMS, premenstrual syndrome; PSST, Premenstrual Symptoms Screening Tool
*T-test for comparison of the means and Chi-squared test for comparison of the frequencies