Table 3.
Infant outcomes in the pre-pandemic, exposure 1 and exposure 2 cohorts
| Outcomes | Pre-pandemic | Exposure 1 | Exposure 2 | Exposure 1 aRR | Exposure 2 aRR | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n = 2438 | 58% | n = 866 | 19% | n = 1230 | 27% | aRR | 95% CI | P value | aRR | 95% CI | P value | |
| All-cause stillbirthsa | 38 | 3.1 | 13 | 3.0 | 26 | 4.2 | 1.00 | 0.99–1.01 | 0.80 | 1.00 | 0.99–1.01 | 0.622 |
| All-cause stillbirths | 38 | 1.6 | 13 | 1.5 | 26 | 2.1 | 1.00 | 0.99–1.01 | 0.82 | 1.00 | 0.99–1.01 | 0.63 |
| Fetal Growth Restriction | 145 | 6.0 | 49 | 5.7 | 70 | 5.7 | 1.00 | 0.98–1.02 | 0.74 | 1.00 | 0.98–1.02 | 0.88 |
| SCN admissions | 1058 | 43.4 | 333 | 38.5 | 431 | 35.0 | 0.91 | 0.87–0.95 | < 0.001 | 0.87 | 0.84–0.91 | < 0.001 |
| NICU admissions | 478 | 19.6 | 171 | 19.8 | 307 | 25.0 | 0.99 | 0.95–1.02 | 0.45 | 1.06 | 1.03–1.10 | < 0.001 |
| 5-min APGAR < 7 (all gestations) | 174 | 7.2 | 60 | 7.0 | 121 | 10.02 | 0.98 | 0.97–1.00 | 0.06 | 0.97 | 1.00–1.05 | 0.02 |
| Congenital anomaliesa | 106 | 4.4 | 40 | 4.6 | 49 4.0 | 0.98 | 0.97–1.00 | 0.06 | 0.97 | 0.96–0.99 | < 0.001 | |
aRR Adjusted risk ratio, CI Confidence interval, SCN Special care nursery, NICU Neonatal intensive care unit
aDenominator is all pregnancies