| Male | Female | Total |
---|---|---|---|
 | N (%)1 | N (%)1 | N (%)1 |
Backache | 88 (6%) | 195(11%) | 283 (9%) |
P < 0.001 | |||
Headache | 71 (4%) | 289 (16%) | 360 (10%) |
P < 0.001 | |||
Abdominal pain | 44 (3%) | 187 (9%) | 231 (6%) |
P < 0.001 | |||
Dizziness | 32 (2%) | 124 (5%) | 156 (3%) |
P < 0.001 | |||
Fatigue | 399 (31%) | 814 (43%) | 1213 (37%) |
P < 0.001 | |||
Sleeping problems | 169 (14%) | 370 (19%) | 539 (16%) |
P = 0.004 |