Table 2.
Clinical characteristics of the 46 patients included in the validation phase.
| Parameter | Units | Detail | Controls | Cases | p-value |
|---|---|---|---|---|---|
| Total patient numbers | n | – | 20 | 26 | – |
| Mean age (mean ± SD) | years | – | 30.5 ± 4.4 | 29.4 ± 3.7 | 0.369 |
| Mean body mass index (mean ± SD) | kg/m2 | – | 21.8 ± 1.7 | 22. 7 ± 3.7 | 0.754 |
| Menstrual phase | n (%) | Follicular | 7 (35) | 15 (58) | 0.149* |
| Luteal | 13 (65) | 11 (42) | |||
| Oral contraceptives (last 3 months) | n (%) | No | 19 (95) | 26 (100) | 0.4348* |
| Yes | 1 (5) | 0 (0) | |||
| Hormonal therapy (last 3 months) | n (%) | No | 19 (95) | 26 (100) | 0.4348* |
| Yes | 1 (5) | 0 (0) | |||
| Medications (last 1 week) | n (%) | No | 17 (85) | 21 (80.8) | > 0.999* |
| Yes | 3(15) | 5 (19.2) | |||
| Smoking status | n (%) | Non-smoker | 14 (70) | 19 (73.1) | 0.520** |
| Smoker | 4 (20) | 3 (11.5) | |||
| Occasional smoker | 2 (10) | 0 (0) | |||
| Former smoker | 0 (0) | 4 (15.4) | |||
| Type of endometriosis | n (%) | Peritoneal | 0 (0) | 5 (19.2) | |
| Ovarian | 0 (0) | 8 (30.8) | |||
| Ovarian plus peritoneal | 0 (0) | 10 (38.4) | |||
| Deep infiltrating | 0 (0) | 3 (11.4) | |||
| Revised American Society for Reproductive Medicine score | n (%) | I | 0 (0) | 7 (26.9) | |
| II | 0 (0) | 0 (0) | |||
| III | 0 (0) | 17 (65.4) | |||
| IV | 0 (0) | 2 (7.7) |
*Fisher’s exact test.
**Chi-square test for trend.