Highlights Pregnant women with increased weight gain must be surveilled for hypertension. Non-white and older women are more likely to develop hypertension. Maternal conditions determine most cases of preterm delivery among women with hypertension. ABSTRACT Objective: This study aimed to evaluate the prevalence of hypertensive disorders during pregnancy among Brazilian women with preterm births and to compare the epidemiological characteristics and perinatal outcomes among preterm births of women with and without hypertension. Methods: This was a secondary cross-sectional analysis of […]