Study measurements
HYPERTENSION IN PREGNANCY, SECONDARY, PREGNANCY COMPLICATIONS
Data were collected during GA 18–20, 24–28, 32–34 weeks during regular scheduled antenatal care and delivery using case record forms that captured demographic data, sleep questionnaires, primary and secondary endpoints, and CPAP adherence. BP measurements by sphygmomanometer were obtained twice on both arms in resting-sitting positions at least 15 min apart; these were then averaged for the analyses. Treating obstetricians were not involved in the conduct of the research. Pregnancy complications were diagnosed by treating obstetricians according to the Report of the American College of Obstetricians and Gynecologists’ Task Force on hypertension in pregnancy [