Hospital 1 (N = 17,314) N (%) | Hospital 2 (N = 7557) N (%) | Hospital 3 (N = 7397) N (%) | Hospital 4 (N = 7898) N (%) | Hospital 5 (N = 6152) N (%) | Hospital 6 (N = 4723) N (%) | P value | |
---|---|---|---|---|---|---|---|
Gaza | West Bank | ||||||
Age (years)a | 25.6 ± 5.6 | 26.8 ± 5.7 | 27.5 ± 5.7 | 26.7 ± 6.0 | 26.6 ± 5.5 | 26.4 ± 5.5 | < 0.001 |
Education (years) | |||||||
≤9 | 777 (4.5) | 764 (10.1) | 274 (3.7) | 1172 (14.8) | 838 (13.6) | 1505 (31.9) | < 0.001 |
10–12 | 11,229 (64.9) | 4724 (62.5) | 4118 (55.7) | 4413 (55.9) | 3032 (49.3) | 1817 (38.5) | |
≥13 | 5308 (30.7) | 2069 (27.4) | 3005 (40.6) | 2313 (29.3) | 2282 (37.1) | 1401 (29.7) | |
Missing | 0 | 0 | 0 | 0 | 0 | 0 | |
BMI (kg/m2) | |||||||
≤18.5 | 204 (1.2) | 37 (0.5) | 89 (1.3) | 424 (5.5) | 339 (5.6) | 189 (5.4) | < 0.001 |
18.5–24.9 | 4511 (26.4) | 4012 (59.2) | 3473 (48.9) | 4525 (58.8) | 3635 (60.4) | 2245 (63.6) | |
25–29.9 | 9070 (53.1) | 2387 (35.2) | 2997 (42.2) | 2138 (27.8) | 1539 (25.6) | 888 (25.1) | |
≥ 30 | 3293 (19.3) | 341 (5.0) | 547 (7.7) | 613 (8.0) | 510 (8.5) | 209 (5.9) | |
Missing | 236 | 780 | 291 | 198 | 129 | 1192 | |
Nulliparous | 5361 (31.0) | 1949 (25.8) | 1977 (26.7) | 1859 (23.5) | 1840 (29.9) | 1391 (29.5) | < 0.001 |
Number of children aliveb | |||||||
0–1 | 3744 (31.3) | 1353 (24.1) | 1495 (27.6) | 1656 (27.4) | 1532 (35.5) | 1156 (34.7) | < 0.001 |
≥2 | 8209 (68.7) | 4255 (75.9) | 3925 (72.4) | 4383 (72.6) | 2780 (64.5) | 2176 (65.3) | |
previous one caesarean sectionb | 1312 (11.0) | 322 (5.7) | 455 (8.4) | 869 (14.4) | 563 (13.1) | 295 (8.9) | |
IVF | |||||||
56 (0.3) | 45 (0.6) | 16 (0.2) | 41 (0.5) | 36 (0.6) | 26 (0.6) | < 0.001 |