Variables | CAF (n = 7803) | MAF (n = 1085) | Total (n = 8888) | P value | |
---|---|---|---|---|---|
Obstetrical | Gestational age | < 0.001 | |||
Less than 37 weeks | 1190 (15.3) | 55 (5.1) | 1245 (14) | ||
37–40 weeks | 5685 (72.9) | 751 (69.2) | 6436 (72.4) | ||
40+1–41 weeks | 779 (10) | 236 (21.8) | 1015 (11.4) | ||
More than 41 weeks | 149 (1.9) | 43 (4) | 192 (2.2) | ||
Parity | < 0.001 | ||||
Primiparous | 2026 (26) | 481 (44.3) | 2507 (28.2) | ||
Multiparous (2–5 parity) | 5572 (71.4) | 572 (52.7) | 6144 (69.1) | ||
Grand multiparous (6 parity and more) | 205 (2.6) | 32 (2.9) | 237 (2.7) | ||
Oligohydramenios | 0.091 | ||||
No | 7490 (96) | 1016 (93.6) | 8506 (95.9) | ||
Yes | 313 (4) | 69 (6.4) | 382 (3.7) | ||
Newborn Sex | 0.088 | ||||
Female | 3827 (49) | 503 (46.4) | 4330 (48.7) | ||
Male | 3976 (51) | 582 (53.6) | 4858 (51.3) | ||
Preeclampsia | 0.599 | ||||
No | 7292 (93.5) | 1019 (9.9) | 8311 (93.5) | ||
Yes | 511 (6.5) | 66 (6.1) | 577 (6.5) | ||
Placenta abruption | 0.927 | ||||
No | 7553 (96.8) | 1050 (96.8) | 8603 (96.8) | ||
Yes | 250 (3.2) | 35 (3.2) | 285 (3.2) | ||
Placenta abnormalities | 0.309 | ||||
No | 7769 (99.6) | 1083 (99.8) | 8852 (99.6) | ||
Yes | 34 (0.4) | 2 (0.2) | 36 (0.4) | ||
Chorioamnionitis | 0.423 | ||||
No | 7772 (99.6) | 1083 (99.8) | 8855 (99.6) | ||
Yes | 31 (0.4) | 2 (0.2) | 33 (0.4) | ||
Intrauterine growth retardation | 0.789 | ||||
No | 7450 (96.6) | 1059 (97.6) | 8599 (96.7) | ||
Yes | 263 (3.4) | 26 (2.4) | 289 (3.3) | ||
Intrauterine fetal death | 0.999 | ||||
No | 7769 (99.6) | 1081 (99.6) | 8850 (99.6) | ||
Yes | 34 (0.4) | 4 (0.4) | 38 (0.4) | ||
Gestational diabetes | < 0.001 | ||||
No | 6620 (84.4) | 950 (87.6) | 7570 (85.2) | ||
Yes | 1183 (15.6) | 135 (12.4) | 1318 (14.8) | ||
Comorbidities | Infertility | 0.379 | |||
No | 7780 (99.7) | 1080 (99.5) | 8860 (99.7) | ||
Yes | 23 (0.3) | 5 (0.5) | 28 (0.3) | ||
Anemia | 0.454 | ||||
No | 7569 (97) | 1062 (97.9) | 8631 (97.1) | ||
Hemoglobin 7–10 | 133 (1.7) | 13 (1.2) | 146 (1.6) | ||
Hemoglobin less than 7 | 101 (1.3) | 10 (0.9) | 111 (1.3) | ||
Cardiovascular disease | 0.343 | ||||
No | 7716 (98.9) | 1077 (99.3) | 8793 (98.9) | ||
Yes | 87 (1.1) | 8 (0.7) | 95 (1.1) | ||
Pyelonephritis | 0.607 | ||||
No | 7795 (99.9) | 1085 (100) | 8880 (99.9) | ||
Yes | 8 (0.1) | 0 | 8 (0.1) | ||
Drug addiction | 0.201 | ||||
No | 7755 (99.4) | 1083 (99.8) | 8838 (99.5) | ||
Yes | 48 (0.6) | 2 (0.2) | 50 (0.5) | ||
Chronic Hypertension | 0.063 | ||||
No | 7711 (98.8) | 1079 (99.4) | 8790 (98.9) | ||
Yes | 92 (1.2) | 6 (0.6) | 98 (1.1) | ||
COVID-19 | 0.189 | ||||
No | 7687 (98.5) | 1053 (98) | 8750 (98.4) | ||
Yes | 116 (1.5) | 22 (2) | 138 (0.6) | ||
Overt Diabetes | 0.049 | ||||
No | 7778 (99.6) | 1085 (100) | 8858 | ||
Yes | 30 (0.4) | 0 | 30 | ||
Thyroid dysfunction | 0.751 | ||||
No | 6985 (89.5) | 968 (89.2) | 7953 (89.5) | ||
Yes | 818 (10.5) | 117 (10.8) | 935 (10.5) | ||
Hepatitis | 0.986 | ||||
No | 7775 (99.6) | 1082 (99.7) | 8857 (99.7) | ||
Yes | 28 (0.4) | 3 (0.3) | 31 (0.3) |