Risk of unplanned healthcare utilization in postpartum period for patients with hypertensive disorders of pregnancy.

Objective: To determine which factors are associated with unplanned postpartum healthcare utilization, including hospital readmission and unplanned outpatient and emergency room visits, in patients with hypertensive disorders of pregnancy (HDP).

Study Design: This was a case control study of patients with HDP delivering at a single academic institution from 2014 through 2018. The diagnosis of HDP included chronic hypertension, gestational hypertension, preeclampsia and superimposed preeclampsia.