Table 2.
Results
| Feature | Pre-operative | Postoperative | p | |
| Irregular menstruation prevalence (%)* | 181 (38.6) | 117 (25.0) | < .001 | |
| Prolonged menstruation (%)** | 58 (12.4) | 40 (8.5) | < .06 | |
| Number of menstruations per year (± SD) | 10.2 ± 3.9 | 10.4 ± 3.3 | < .36 | |
| Acne prevalence (%) | 142 (30.1) | 121 (25.7) | < .13 | |
| Hirsutism prevalence (%) | 162 (34.5) | 159 (33.8) | < .84 | |
| Before surgery | 12 months after surgery | At the moment of survey administration | p | |
| Contraception use (any; %) | 286 (60.6) | 284 (60.2) | 268 (56.8) | < .43 |
| Barrier methods (%) | 178 (37.7) | 192 (40.7) | 160 (33.9) | < .10 |
| IUD (copper; %) | 21 (4.4) | 18 (3.8) | 23 (4.9) | < .73 |
| IUD (hormonal; %) | 25 (5.3) | 20 (4.2) | 30 (6.4) | < .35 |
| Estrogen-based contraception use (any; %) | 68 (14.4) | 71 (15.0) | 71 (15.0) | < .95 |
| - Oral contraception (%) | 52 (11.0) | 64 (13.6) | 55 (11.5) | < .46 |
| - Vaginal rings (%) | 9 (1.9) | 5 (1.1) | 13 (2.7) | < .16 |
| - Patches (%) | 9 (1.9) | 5 (1.1) | 4 (0.9) | < .31 |
*Irregular menstruations were defined as menstruations occurring outside the interval of 25 to 35 days
**Prolonged menstruations were defined as menstruations occurring longer than 7 days