Table 1 Demographic characteristics of the study participants (n = 715)
From: Impact of infertility duration on female sexual health
Characteristics | Group I (n = 262) | Group II (n = 282) | Group III (n=97) | Group IV (n=74) | P- value |
|---|---|---|---|---|---|
|  | Mean ±SD / n (%) | Mean ±SD / n (%) | Mean ±SD / n (%) | Mean ±SD / n (%) |  |
Age (years) | 31.13 ± 4.36 | 32.35 ± 3.84 | 34.25 ± 3.35 | 37.41 ± 3.59 | 0.000** |
BMI (kg/m2) | 23.06 ± 3.27 | 23.45 ± 3.61 | 23.49 ± 3.11 | 25.14 ± 3.04 | 0.000** |
Primary infertility | 160 (61.07) | 177 (62.77) | 58 (59.79) | 44 (59.46) | 0.683 |
Secondary infertility | 102 (38.93) | 105 (37.23) | 39 (40.21) | 30 (40.54) | Â |
Smoking status: | Â | Â | Â | Â | 0.555 |
 Smoker | 13 (5.0) | 16 (5.7) | 2 (2.1) | 4 (5.4) |  |
 Non-smoker | 249 (95.0) | 266 (94.3) | 95 (97.9) | 70 (94.6) |  |
Annual income (ten thousand yuan) | Â | Â | Â | Â | 0.782 |
 < 5 | 127 (48.5) | 147 (52.1) | 53 (54.6) | 38 (51.4) |  |
 5-10 | 80 (30.5) | 69 (24.5) | 30 (30.9) | 24 (32.4) |  |
 10-15 | 30 (11.5) | 35 (12.4) | 7 (7.2) | 5 (6.8) |  |
 15-20 | 13 (5.0) | 13 (4.6) | 3 (3.1) | 3 (4.1) |  |
 > 20 | 12 (4.6) | 18 (6.4) | 4 (4.1) | 4 (5.4) |  |
Education | Â | Â | Â | Â | 0.000** |
 ≤ High school | 72 (27.5) | 93 (33.0) | 36 (37.1) | 45 (60.8) |  |
 College | 78 (29.8) | 73 (25.9) | 20 (20.6) | 9 (12.2) |  |
 Undergraduate | 83 (31.7) | 97 (34.4) | 37 (38.1) | 17 (23.0) |  |
 ≥ Postgraduate | 29 (11.1) | 19 (6.7) | 4 (4.1) | 3 (4.1) |  |
Stress in work and life | Â | Â | Â | Â | 0.945 |
 Very high | 16 (6.1) | 15 (5.3) | 3 (3.1) | 3 (4.1) |  |
 High | 48 (18.3) | 59 (20.9) | 18 (18.6) | 15 (20.3) |  |
 General | 144 (55.0) | 146 (51.8) | 53 (54.6) | 43 (58.1) |  |
 Low | 37 (14.1) | 49 (17.4) | 16 (16.5) | 9 (12.2) |  |
 None | 17 (6.5) | 13 (4.6) | 7 (7.2) | 4 (5.4) |  |
Physical exercise frequency | Â | Â | Â | Â | 0.003** |
 None | 99 (37.8) | 91 (32.3) | 27 (27.8) | 24 (32.4) |  |
 < 1 time a week | 94 (35.9) | 94 (33.3) | 24 (24.7) | 26 (35.1) |  |
 1 time a week | 44 (16.8) | 40 (14.2) | 18 (18.6) | 10 (13.5) |  |
 ≥ 2 times a week | 25 (9.5) | 57 (20.2) | 28 (28.9) | 14 (18.9) |  |
Drinking alcohol | Â | Â | Â | Â | 0.451 |
 Usually | 2 (0.8) | 1 (0.4) | 1 (1.0) | 0 (0) |  |
 Sometimes | 22 (8.4) | 16 (5.7) | 7 (7.2) | 5 (6.8) |  |
 Rarely | 106 (40.5) | 88 (31.2) | 32 (33.0) | 29 (39.2) |  |
 Never | 132 (50.4) | 177 (62.8) | 57 (58.8) | 40 (54.1) |  |