Variables | Intervention group (n = 50) | Control group (n = 50) | Total (n = 100) | P- value†|
Age (mean ± SD, year) | 25.96 (4.93) | 25.07 (4.77) | 25.52 (4.8) | 0.384 |
BMI* (kg/m2 ) | 23.56 (3.71) | 22.83 (3.46) | 23.20 (3.5) | 0.334 |
Menarche age (year) | 12.93 (1.54) | 12.69 (1.18) | 12.81 (1.37) | 0.396 |
Duration of bleeding (day) | 6.26 (1.46) | 5.71 (1.27) | 5.99 (1.39) | 0.060 |
Interval of bleeding (day) | 28.48 (2.38) | 28.62 (2.188) | 28.55 (2.27) | 0.765 |
PMS time (day) | 4.57 (2.51) | 3.93 (3.11) | 4.25 (2.92) | 0.305 |
Days of absence from class | 1.67 (2.47) | 1.62 (2.14) | 1.65 (2.34) | 0.917 |
Onset of symptoms (year) | 11.98 (1.86) | 16.67 (4.44) | 14.30 (4.11) | 0.001> |
Variables | Intervention group f (%) | Control group f (%) | Total f (%) | P- value††|
Grade | Â | Â | Â | 0.344 |
BSc | 19 (41.3) | 25 (55.6) | 44 (48.4) | Â |
MSc | 22 (47.8) | 15 (33.3) | 37 (40.6) | Â |
PhD | 5 (10.9) | 5 (11.1) | 10 (11.0) | Â |
Father’s job |  |  |  | 0.374 |
Employee | 10 (21.7) | 14 (31.1) | 24 (26.4) | Â |
Worker | 23 (50.0) | 17 (37.8) | 40 (44.0) | Â |
Retired | 13 (28.3) | 14 (31.1) | 27 (29.6) | Â |
Mother’s job |  |  |  | 0.452 |
Housewife | 34 (78.2) | 30 (66.7) | 60 (72.5) | Â |
Employee | 10 (21.7) | 15 (33.3) | 25 (27.5) | Â |
Father’s education |  |  |  | 0.751 |
High school | 10 (21.7) | 9 (20.0) | 19 (20.9) | Â |
Diploma | 13 (28.3) | 15 (33.3) | 28 (30.8) | Â |
University | 22 (47.8) | 21 (46.7) | 43 (47.3) | Â |
Mother’s education |  |  |  | 0.786 |
High school | 11 (23.9) | 10 (22.2) | 21 (23.1) | Â |
Diploma | 16 (34.8) | 16 (35.6) | 32 (35.2) | Â |
University | 18 (39.1) | 19 (42.2) | 37 (40.7) | Â |
Residence | Â | Â | Â | 0.197 |
Rural | 3 (6.5) | 7 (15.6) | 10 (11.0) | Â |
Urban | 43 (93.5) | 38 (84.4) | 81 (89.0) | Â |
Satisfaction with income | Â | Â | Â | 0.641 |
Satisfied | 6 (13.0) | 7 (15.6) | 13 (14.3) | Â |
Relatively satisfied | 26 (56.5) | 21 (46.7) | 47 (51.6) | Â |
Un satisfied | 14 (30.4) | 17 (37.8) | 31 (34.1) | Â |
Marital status | Â | Â | Â | 0.106 |
Single | 33 (71.7) | 39 (86.7) | 72 (79.1) | Â |
Married | 10 (21.7) | 6 (13.3) | 16 (17.6) | Â |
Divorced | 3 (6.5) | 0 (0.0) | 3 (3.3) | Â |
Family history of PMS** | Â | Â | Â | 0.926 |
Yes | 26 (56.5) | 25 (55.6) | 51 (56.0) | Â |
No | 20 (43.5) | 20 (44.4) | 40 (44.0) | Â |