Table 3.
Univariate analysis and Multivariable logistic regression model considering not returning to postpartum BP follow-up visit at 12 weeks postpartum
| Variable | Univariate | Multivariable | ||||
|---|---|---|---|---|---|---|
| P-value | OR | 95% CI | P-value | OR | 95% CI | |
| Education level of high school or below, n (%) | 0.000 | 3.111 | 1.876–5.160 | 0.000 | 3.198 | 1.805–5.667 |
| Parity, n (%) | 0.000 | 2.085 | 1.419–3.063 | 0.026 | 1.630 | 1.060–2.507 |
| Systolic BP on admission(mmHg) | 0.011 | 0.982 | 0.967–0.996 | |||
| Diastolic BP on admission(mmHg) | 0.000 | 0.958 | 0.938–0.978 | |||
| Maximum systolic BP during pregnancy(mmHg) | 0.009 | 0.980 | 0.965–0.995 | |||
| Maximum diastolic BP during pregnancy(mmHg) | 0.000 | 0.937 | 0.913–0.961 | 0.000 | 0.946 | 0.920–0.973 |
| Gestational hypertension as the main diagnosis at discharge, n (%) | 0.007 | 3.675 | 1.427–9.465 | |||
| Severe preeclampsia as the main diagnosis at discharge, n (%) | 0.009 | 0.520 | 0.318–0.851 | |||
| Combined HELLP syndrome at discharge, n (%) | 0.046 | 0.308 | 0.097–0.981 | |||
| Delivery gestational age(weeks) | 0.001 | 1.146 | 1.058–1.241 | 0.006 | 1.134 | 1.037–1.239 |
| TBiL on admission (µmol·L-1) | 0.056 | 1.053 | 0.999–1.111 | |||
| Lactate dehydrogenase on admission (U·L-1) | 0.007 | 0.998 | 0.997-1.000 | |||
BP blood pressure, 95% CI 95% confidence intervals, HELLP syndrome hemolysis, elevated liver enzymes, and lower platelet count syndrome, OR odds ratio, TBil total bilirubin