“…Clinical phenotypes related to PTB have already been explored using the EMIP database; (16) our results suggest that women with hypertension who had PTB were older, had a better educational level, and had a partner, suggesting that they had a higher economic status when compared to those with no hypertension. They also attended more prenatal care, possibly because this group included women with chronic hypertension and were more aware of their condition, with increased surveillance of maternal conditions and pregnancy outcomes.…”