Table 1.
Baseline characteristics of pregnant patients stratified by delivery timing
| Characteristics | Pre–COVID-19 | During COVID-19 | P value |
|---|---|---|---|
| n=1255 | n=1120 | ||
| Positive COVID-19 test result | 0 (0.0) | 7 (0.6) | — |
| Maternal age (y) | 33.6 (30.7–36.4) | 33.8 (30.7–36.4) | .80 |
| Public insurance | 164 (13.1) | 167 (14.9) | .20 |
| Race | .09 | ||
| White | 718 (57.2) | 641 (57.2) | — |
| Black | 148 (11.8) | 169 (15.1) | — |
| Asian | 120 (9.6) | 87 (7.8) | — |
| Other | 137 (10.9) | 108 (9.6) | — |
| Unknown or declined to answer | 132 (10.5) | 115 (10.3) | — |
| Hispanic ethnicity | 157 (13.6) | 170 (16.5) | .06 |
| Married | 1009 (80.7) | 864 (77.1) | .04 |
| Ever used tobacco | 159 (12.7) | 147 (13.1) | .73 |
| Any medical comorbiditiesa | 479 (38.2) | 429 (38.3) | .94 |
| Preexisting diabetes | 41 (3.3) | 18 (1.6) | .01 |
| Chronic hypertension | 49 (3.9) | 60 (5.4) | .09 |
| BMI at delivery (kg/m2) | 29.2 (26.5–33.1) | 29.8 (26.6–33.5) | .07 |
| Presence of obesity at delivery | 530 (42.6) | 534 (47.7) | .01 |
| Nulliparous | 643 (51.2) | 594 (53.0) | .38 |
| Pregnancy complications | — | ||
| Gestational diabetes | 78 (6.2) | 49 (4.4) | .05 |
| Hypertensive disorder of pregnancy | 115 (9.2) | 148 (13.2) | .002 |
| Gestational age at delivery (wk) | 39.3 (38.4–40.0) | 39.1 (38.6–39.9) | .65 |
| Preterm birth | 129 (10.3) | 101 (9.0) | .30 |
| Cesarean delivery | 287 (22.9) | 275 (24.6) | .34 |
| Attended postpartum visit | 1134 (90.4) | 982 (87.7) | .04 |
Data are presented as median (interquartile range) or number (percentage).
BMI, body mass index.
a
Including preexisting diabetes, thyroid disease, epilepsy, kidney disease, pulmonary disease, heart disease, chronic hypertension, previous thrombosis, or autoimmune disease.
Sakowicz. COVID-19 pandemic and postpartum care provision. Am J Obstet Gynecol MFM 2021.