Table 6.
Variable | Category | Cases N = 58 |
Controls N = 904 |
Crude OR (95%CI) |
Adjusted OR (95%CI) |
Gestational age |
Term | 49(84.5) | 787(87.1) | 1 | 1 |
Preterm | 9(15.5) | 67(7.4) | 1.18(0.57–2.45) | 0.61(0.24–1.51) | |
Post term | - | 50(5.5) | |||
Parity | II–IV | 9(15.5) | 391(43.3) | 1 | 1 |
I | 4(6.9) | 409(45.2) | 0.48(0.15–1.57) | 0.58(0.17–1.96)** | |
V+ | 9(15.5) | 104(11.5) | 1.81(0.71–4.65) | 1.61(0.60–4.28) | |
Unknown | 36(62.1) | 0 | |||
Birth weight in kg |
2.50–4.00 | 34(58.6) | 759(84.0) | 1 | 1 |
<1.50 | 5(8.6) | 6(0.7) | 3.19(1.19–8.57)** | 3.95(1.20–12.9) | |
1.50–2.49 | 12(20.7) | 64(7. | 2.56(1.29–5.06)** | 2.52(1.18–5.41)** | |
>4.00 | 7(12,1) | 75(8.3) | 1.19(0.52–2.72) | 1.02(0.41–2.52) | |
Obstetric complication |
None | 19(32.8) | 666(68.1) | 1 | 1 |
APH | 7(12.1) | 20(2.2) | 3.86(1.59–9.400)** | 3.94(1.48–10.5)** | |
HDP | 5(8.6) | 58(6.4) | 1.80(0.67–4.87) | 1.24(0.44–3.49) | |
PROM | 2(3.4) | 64(7.1) | 0.84(0.19–3.61) | 0.85(0.19–3.72) | |
OL | 16(27.6) | 22(2.4) | 8.17(4.09–16.3)* | 8.19(3.94–17.1)* | |
Cord A | 1(1.7) | 6(0.7) | 1.49(0.19–11.5) | 1.08(0.13–8.85) | |
MSAF | 1(1.7) | 15(1.7) | 2.14(0.27–16.9) | 1.49(0.18–12.3) | |
Malpresent | 2(3.4) | 53(5.9) | 0.77(0.18–3.33) | 0.69(0.16–3.08) | |
conganomal | 3(0.8) | 0 | |||
Other | 2(3.4) | 0 |
P < 0.0001;
P < 0.05,
APH=antepartum hemorrhage; HDP=hypertensive disorders of pregnancy; PROM= premature rupture of membranes; OL=obstructed labor; MSAF=meconium stained amniotic fluid. Cord A = Cord accident; Malpresent=malpresentation; Cong malf = congenital malformation.