Table 2. Comparison of the Study Outcomes Between the Prepandemic Period (October 1, 2019, to January 31, 2020) and the Pandemic Period (February 1, 2020, to June 14, 2020).
| Outcomes | Prepandemic period (n = 1681 births)a | Pandemic period (n = 1718 births)a | Difference (95% CI) | P value |
|---|---|---|---|---|
| Stillbirths, No./total No. (No. per 1000 births) | 4/1681 (2.38) | 16/1718 (9.31) | 6.93 (1.83 to 12.0) | .01 |
| Excluding late terminations for fetal abnormality, No./total No. (No. per 1000 births) | 2/1681 (1.19) | 12/1718 (6.98) | 5.79 (1.54 to 10.1) | .01 |
| Preterm birth, No./total No. (%) | ||||
| Prior to wk 37 | 113/1655 (6.8) | 127/1692 (7.6) | −0.68 (−2.43 to 1.07) | .46 |
| Prior to wk 34 | 42/1655 (2.5) | 62/1692 (3.7) | 1.13 (−0.05 to 2.30) | .07 |
| Cesarean delivery, No./total No. (%) | 423/1655 (25.6) | 419/1692 (24.8) | −0.79 (−3.73 to 2.14) | .60 |
| Admission to neonatal unit, No./total No. (%) | 103/1677 (6.1) | 106/1702 (6.2) | 0.09 (−1.53 to 1.71) | .94 |
a
Discrepancies between the denominator for some of the categories and the number of pregnancies included in the study are due to missing data.