Table 1. Patient Characteristics.
| Variable | No Cesarean Delivery (n = 5267) |
1 Cesarean Delivery (n = 1694) |
≥2 Cesarean Deliveries (n = 724) |
Total (N = 7685) |
P Value |
|---|---|---|---|---|---|
| Age at the time of hysterectomy, mean (SD), y | 40.2 (5.3) | 40.0 (5.3) | 38.2 (5.1) | 40.0 (5.3) | <.001 |
| Parity, No. (%) | |||||
| 1 | 2413 (45.8) | 867 (51.2) | 0 | 3280 (42.7) | <.001 |
| 2 | 2188 (41.5) | 625 (36.9) | 489 (67.5) | 3302 (43.0) | |
| >2 | 666 (12.6) | 202 (11.9) | 235 (32.5) | 1103 (14.4) | |
| Individual income quartile, No. (%) | |||||
| 1 | 274 (5.2) | 80 (4.7) | 21 (2.9) | 375 (4.9) | .01 |
| 2 | 1088 (20.7) | 337 (19.9) | 140 (19.3) | 1565 (20.4) | |
| 3 | 1805 (34.3) | 645 (38.1) | 264 (36.5) | 2714 (35.3) | |
| 4 | 2093 (39.7) | 629 (37.1) | 298 (41.2) | 3020 (39.3) | |
| Missing | 7 | 3 | 1 | 11 | |
| Diabetes, No. (%) | |||||
| None | 5160 (98.0) | 1630 (96.2) | 679 (93.8) | 7469 (97.2) | <.001 |
| Diabetes | 107 (2.0) | 64 (3.8) | 45 (6.2) | 216 (2.8) | |
| Chronic obstructive pulmonary disease, No. (%) | |||||
| None | 5225 (99.2) | 1676 (98.9) | 716 (98.9) | 7617 (99.1) | .48 |
| Chronic obstructive pulmonary disease | 42 (0.8) | 18 (1.1) | 8 (1.1) | 68 (0.9) | |
| Hypertension, No. (%) | |||||
| None | 4886 (92.8) | 1497 (88.4) | 651 (89.9) | 7034 (91.5) | <.001 |
| Hypertension | 381 (7.2) | 197 (11.6) | 73 (10.1) | 651 (8.5) | |
| Cardiovascular disease, No. (%) | |||||
| None | 5087 (96.6) | 1617 (95.5) | 682 (94.2) | 7386 (96.1) | .002 |
| Cardiovascular disease | 180 (3.4) | 77 (4.5) | 42 (5.8) | 299 (3.9) | |
| Previous cancer, No. (%) | |||||
| Breast cancer | 103 (2.0) | 26 (1.5) | 14 (1.9) | 143 (1.9) | .54 |
| Colon cancer | 13 (0.2) | 7 (0.4) | 1 (0.1) | 21 (0.3) | |
| Pelvic inflammatory disease, No. (%) | |||||
| None | 4668 (88.6) | 1458 (86.1) | 621 (85.8) | 6747 (87.8) | .004 |
| Pelvic inflammatory disease | 599 (11.4) | 236 (13.9) | 103 (14.2) | 938 (12.2) | |
| Endometriosis, No. (%) | |||||
| None | 4569 (86.7) | 1399 (82.6) | 604 (83.4) | 6572 (85.5) | <.001 |
| Endometriosis | 698 (13.3) | 295 (17.4) | 120 (16.6) | 1113 (14.5) | |
| Previous abdominal surgery, No. (%) | |||||
| None | 3431 (65.1) | 979 (57.8) | 340 (47.0) | 4750 (61.8) | <.001 |
| Laparoscopy | 1432 (27.2) | 474 (28.0) | 173 (23.9) | 2079 (27.1) | |
| Laparotomy | 213 (4.0) | 143 (8.4) | 143 (19.8) | 499 (6.5) | |
| Both | 191 (3.6) | 98 (5.8) | 68 (9.4) | 357 (4.6) | |
| Time between last delivery and hysterectomy, mean (SD), y | 8.8 (4.4) | 7.8 (4.2) | 5.6 (3.6) | 8.3 (4.4) | <.001 |
| Route of hysterectomy, No. (%) | |||||
| Laparotomy | 2205 (41.9) | 1016 (60.0) | 493 (68.1) | 3714 (48.3) | <.001 |
| Vaginal | 2110 (40.1) | 330 (19.5) | 73 (10.1) | 2513 (32.7) | |
| Laparoscopic | 952 (18.1) | 348 (20.5) | 158 (21.8) | 1458 (19.0) | |
| Indication for hysterectomy, >1 possible, No. (%) | |||||
| Total | 7204 | 2303 | 949 | 10 456 | NA |
| Fibroids | 1875 (26.0) | 625 (27.1) | 211 (22.2) | 2711 (25.9) | <.001 |
| Menstrual disorder | 2803 (38.9) | 952 (41.3) | 464 (48.9) | 4219 (40.4) | <.001 |
| Prolapse or incontinence | 525 (7.3) | 62 (2.7) | 7 (0.7) | 594 (5.7) | <.001 |
| Endometriosis | 583 (8.1) | 244 (10.6) | 86 (9.1) | 913 (8.7) | .001 |
| Precancerous lesions | 634 (8.8) | 151 (6.6) | 60 (6.3) | 845 (8.1) | <.001 |
| Pain | 784 (10.9) | 269 (11.7) | 121 (12.8) | 1174 (11.2) | .32 |
Abbreviation: NA, not applicable.