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. Author manuscript; available in PMC: 2024 Sep 1.
Published in final edited form as: Am J Obstet Gynecol MFM. 2023 Jul 10;5(9):101086. doi: 10.1016/j.ajogmf.2023.101086

Table 2.

Delivery characteristics by treatment group.

Characteristics Activea
(n=726)
Controlb
(n=718)
P
Systolic blood pressure at delivery 132.8 ± 10.3 133.1 ± 10.3 0.62
Diastolic blood pressure at delivery 79.0 ± 7.8 79.5 ± 8.3 0.19
Mode of Delivery
 Spontaneous vaginal 343 (47.2) 331 (46.1) 0.88
 Operative vaginal 11 (1.5) 10 (1.4)
 Cesarean delivery 372 (51.2) 377 (52.5)
Discharged on Medication 638 (87.9) 367 (51.1) <0.0001
 Labetalol 350 (48.2) 185 (25.8) <0.0001
 Nifedipine 274 (37.7) 183 (25.5) <0.0001

Data presented as n (percentage) or mean ± standard deviation.

a

Active treatment group was randomized to receive antihypertensive medications with goal blood pressure of < 140/90 mm Hg.

b

Control group was randomized to defer antihypertensive treatment until blood pressure ≥ 160/105 mm Hg.