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Flow diagram for participation in analysis. APO indicates adverse pregnancy outcome; HDP, hypertensive disorders of pregnancy; HHS, Heart Health Study; HTN, hypertension; iPTB, indicated preterm birth; nuMoM2b, Nulliparous Pregnancy Outcome Study—Monitoring Mothers‐to‐Be; PE, preeclampsia; PTB, preterm birth; sPTB, spontaneous preterm birth; SB, stillbirth; SGA, small for gestational age.
