| Variables | Progressive group (n=69) | Stable group (n=55) | P-value | | Age, years, mean±SD | 33.7±7.7 | 33.4±8.2 | 0.86 | | BMI, kg/m2, mean±SD | 21.6±3.1 | 21.8±2.9 | 0.70 | | Gravidity, mean (IQR) | 1 (0-1.5) | 1 (1-2) | 0.11 | | Parity, mean (IQR) | 0 (0-1) | 1 (0-1) | 0.13 | | The accuracy of the first diagnosis of endometriosis at admission, n (%) | 30 (43.5) | 33 (60.0) | 0.07 | | A history of sudden lower abdominal pain within one year, n (%) | 11 (15.9) | 15 (27.3) | 0.12 | | A history of dysmenorrhea requiring painkillers, n (%) | 39 (56.5) | 40 (72.7) | 0.06 | | Severe abdominal pain at the onset requiring painkillers, n (%) | 37 (53.6) | 15 (27.3) | <0.01 | | Progressive lower abdominal pains, n (%) | 14 (20.3) | 12 (21.8) | 0.84 | | Fever, n (%) | 41 (59.4) | 13 (23.6) | <0.01 | | Gastrointestinal symptoms, n (%) | 17 (24.6) | 7 (12.7) | 0.10 | | Free fluid accumulation within the pouch of Douglas, n (%) | 21 (30.3) | 1 (1.8) | <0.01 | | OMA diagnosed by ultrasound at admission, n (%) | 37 (53.6) | 29 (52.7) | 0.92 | | Maximum diameter of adnexal mass under ultrasound, cm, mean±SD | 6.5±1.7 | 7.4±2.1 | 0.01 | | Leukocytosis, n (%) | 35 (50.7) | 16 (29.1) | 0.02 | | Complete obliteration of pouch of Douglas, n (%) | 22 (40.0) | 36 (52.2) | 0.18 | | Surgical interventions within 24 h, n (%) | 30 (43.5) | 13 (23.6) | 0.02 | | Surgical complications (Clavien-Dindo grading III-IV), n (%) | 2 (2.9) | 3 (5.5) | 0.80 |
|