Table 1.
Baseline characteristics of patients and indication for surgery
| Characteristics | LH (n=3,539) | AH (n=1,356) | P value |
| LH, laparoscopic hysterectomy; AH, abdominal hysterectomy; BMI, body mass index; DUB, dysfunctional uterine bleeding; CIN3, cervical intraepithelial neoplasia grade Ⅲ. | |||
| Age (y) | 46.7±6.1 | 46.8±6.6 | 0.448 |
| BMI (kg/m2) | 23.4±3.2 | 23.9±2.9 | 0.062 |
| Uterine volume | |||
| Normal size | 935 (26.4%) | 344 (25.4%) | 0.125 |
| 6-8 weeks gestational size | 612 (17.3%) | 210 (15.5%) | |
| 8-10 weeks gestational size | 1,069 (30.2%) | 427 (31.5%) | |
| 10-12 weeks gestational size | 311 (8.8%) | 140 (10.3%) | |
| 12-14 weeks gestational size | 488 (13.8%) | 172 (12.7%) | |
| >14 weeks gestational size | 124 (3.5%) | 63 (4.6%) | |
| Prior cesarean delivery | 477 (13.5%) | 198 (14.6%) | 0.097 |
| Previously undergone abdominal surgery | 329 (9.3%) | 129 (9.5%) | 0.792 |
| Medical comorbidities | 651 (18.4%) | 245 (18.1%) | 0.826 |
| Indication | |||
| Myoma uteri | 2,527 (71.4%) | 991 (73.1%) | 0.122 |
| Adenomyosis | 326 (9.2%) | 111 (8.2%) | |
| Endometrial hyperplasia | 99 (2.8%) | 28 (2.1%) | |
| DUB | 432 (12.2%) | 182 (13.4%) | |
| CIN3 | 155 (4.4%) | 44 (3.2%) | |