Table 3.
Demographic and clinical factors across patients treated (Tx) with an antihypertensive medication.
| Characteristics | Tx yes (N = 1,276) | Tx no (N = 365) | Unadjusted OR | 95% CI | P value | Adjusted ORb | 95% CI | P value |
|---|---|---|---|---|---|---|---|---|
| Age (years) | 30.4 ± 6.6 | 30.8 ± 6.0 | 0.99 | 0.97, 1.01 | 0.280 | 0.99 | 0.96, 1.01 | 0.265 |
| Black race | 534 (41.9%) | 139 (38.1%) | 1.17 | 0.92, 1.49 | 0.197 | 1.05 | 0.77, 1.45 | 0.744 |
| Hispanic ethnicity | 185 (14.5%) | 72 (19.7%) | 0.69 | 0.51, 0.93 | 0.016 | 0.89 | 0.58, 1.35 | 0.575 |
| Year of delivery | ||||||||
| 2014–2015 | 463 (36.3%) | 99 (27.1%) | Reference | Reference | ||||
| 2016–2017 | 813 (63.7%) | 266 (72.9%) | 0.65 | 0.51, 0.85 | 0.001 | 1.11 | 0.74, 1.65 | 0.613 |
| Site of delivery | ||||||||
| Site A | 591 (46.3%) | 192 (52.6%) | Reference | Reference | ||||
| Site B | 685 (53.7%) | 173 (47.4%) | 1.29 | 1.02, 1.62 | 0.034 | 1.33 | 0.98, 1.80 | 0.066 |
| Primary payor | ||||||||
| Government | 640 (50.2%) | 211 (57.8%) | Reference | Reference | ||||
| Commercial | 515 (40.4%) | 115 (31.5%) | 1.48 | 1.14, 1.91 | 0.003 | 1.81 | 1.30, 2.53 | 0.001 |
| Other (including self-pay) | 121 (9.5%) | 39 (10.7%) | 1.02 | 0.69, 1.52 | 0.910 | 1.38 | 0.85, 2.23 | 0.190 |
| Hypertensive disorders of pregnancy (HDP) | ||||||||
| Eclampsia/severe preeclampsia | 260 (20.4%) | 29 (8.0%) | 5.94 | 3.85, 9.16 | <0.001 | 6.66 | 3.25,13.66 | <0.001 |
| Chronic hypertension with superimposed preeclampsia | 354 (27.7%) | 47 (12.9%) | 4.99 | 3.46, 7.19 | <0.001 | 4.51 | 2.91, 6.98 | <0.001 |
| Preeclampsia | 425 (33.3%) | 132 (36.2%) | 2.13 | 1.61, 2.82 | <0.001 | 2.70 | 1.94, 3.75 | <0.001 |
| Gestational hypertension | 237 (18.6%) | 157 (43.0%) | Reference | Reference | ||||
| Pregnancy characteristics | ||||||||
| Gestational onset of HDP (weeks)a | 34.4 ± 4.7 | 35.8 ± 4.7 | 0.93 | 0.90, 0.96 | <0.001 | 0.96 | 0.93, 1.00 | 0.031 |
| Gestational diabetes | 219 (17.2%) | 162 (44.4%) | 0.26 | 0.20, 0.33 | <0.001 | 0.35 | 0.25, 0.49 | <0.001 |
| Past medical history | ||||||||
| Hypertension | 431 (33.8%) | 70 (19.2%) | 2.15 | 1.62, 2.86 | <0.001 | 2.11 | 1.45, 3.06 | <0.001 |
| Type 1 DM | 38 (3.0%) | 39 (10.7%) | 0.26 | 0.16, 0.41 | <0.001 | 0.36 | 0.19, 0.67 | 0.001 |
| Type 2 DM | 110 (8.6%) | 81 (22.2%) | 0.33 | 0.24, 0.45 | <0.001 | 0.55 | 0.36, 0.84 | 0.006 |
| Prediabetes | 53 (4.2%) | 31 (8.5%) | 0.47 | 0.29, 0.74 | 0.001 | 0.58 | 0.32, 1.04 | 0.067 |
| Renal disease | 27 (2.1%) | 7 (1.9%) | 1.11 | 0.48, 2.56 | 0.815 | 0.71 | 0.27, 1.89 | 0.493 |
a
Data only available in N = 1,357.
b
Adjusted analysis was conducted in the N = 1,357 with gestational onset of HDP data available.