Table 2.
Comparison of between COVID-19 period and pre-COVID-19 period.
| COVID-19 (N = 246) |
Pre-COVID-19 (N = 2765) |
OR (95% CI) | p Value | |
|---|---|---|---|---|
| Maternal age, years | 34.3 ± 4.1 | 33.3 ± 4.1 | - | <0.001 |
| Elderly primigravida | 55 (22.4) | 324 (11.7) | 2.169 (1.573–2.992) | <0.001 |
| Weight gain, Kg | 12.9 ± 4.7 | 13.0 ± 5.0 | - | 0.717 |
| HDP | 15 (6.1) | 163 (5.9) | 1.033 (0.598–1.782) | 0.908 |
| DM | 24 (9.8) | 184 (6.7) | 1.516 (0.970–2.371) | 0.066 |
| Intrapartum fever | 5 (2.0) | 119 (4.3) | 0.461 (0.187–1.140) | 0.086 |
| PROM > 24 h | 23 (9.3) | 232 (8.4) | 1.126 (0.718–1.766) | 0.605 |
| C/S | 97 (39.4) | 906 (32.8) | 1.336 (1.022–1.746) | 0.034 |
| Hb before delivery, g/dL | 12.11 ± 1.28 | 12.0 ± 1.4 | - | 0.098 |
| Male infant | 122 (49.6) | 1372 (49.6) | 0.999 (0.770–1.297) | 0.994 |
| GA at birth, wk | 38 6/7 ± 2 0/7 | 38 4/7 ± 2 6/7 | - | 0.034 |
| <37 +0 | 21 (8.5) | 401 (14.5) | 0.550 (0.347–0.871) | 0.010 |
| <32 +0 | 3 (1.2) | 108 (3.9) | 0.304 (0.096–0.964) | 0.032 |
| <28 +0 | 2 (0.8) | 49 (1.8) | 0.454 (0.110–1.880) | 0.434 |
| BW, g | 3190.7 ± 507.3 | 3097.3 ± 654.6 | - | 0.007 |
| LBW | 14 (5.7) | 347 (12.5) | 0.421 (0.242–0.730) | 0.002 |
| VLBW | 3 (1.2) | 100 (3.6) | 0.329 (0.104–1.045) | 0.047 |
| ELBW | 2 (0.8) | 54 (2.0) | 0.412 (0.100–1.698) | 0.320 |
| PT or LBW infant | 24 (9.8) | 456 (16.5) | 0.547 (0.355–0.844) | 0.006 |
| Stillbirth | 1 (0.4) | 32 (1.2) | 0.349 (0.047–2.562) | 0.516 |
| NICU admission | 126 (51.2) | 737 (26.7) | 2.889 (2.219–3.762) | <0.001 |
Values are means ± standard deviation or frequencies (percentage), as appropriate. p values calculated from Student’s t-test or the Pearson Chi square test, as appropriate. HDP, hypertensive disease of pregnancy; DM, diabetes mellitus; PROM, premature rupture of membrane; C/S, Cesarean section; Hb, hemoglobin; GA, gestational age; BW, birth weight; LBW, low birth weight; VLBW, very low birth weight; ELBW, extremely low birth weight; PT or LBW, preterm or low birth weight; NICU, neonatal intensive care unit.