NEJM - HTN Control in Pregnancy

"Less-Tight versus Tight Control of Hypertension in Pregnancy"

"CONCLUSIONS

We found no significant between-group differences in the risk of pregnancy loss, high-level neonatal care, or overall maternal complications, although less-tight control was associated with a significantly higher frequency of severe maternal hypertension. (Funded by the Canadian Institutes of Health Research; CHIPS Current Controlled Trials number, ISRCTN71416914; ClinicalTrials.gov number, NCT01192412.)"  

http://www.nejm.org/doi/full/10.1056/NEJMoa1404595?query=featured_home