TABLE 1.

Hypertension criteria for non-overlapping hypertensive pregnancies.

Pregnancy met Traditional Definition only	N = 2,828
● Antihypertensive drug dispensed but no diagnosis during pregnancy	55 (1.9%)
● Diagnosis but no antihypertensive drug dispensed during pregnancy	885 (31.3%)
● No drug dispensed or diagnosis during pregnancy, only a discharge code	1,888 (66.8%)
Pregnancy met BP-Inclusive Definition only	N = 3,416
● Met 2 blood pressure and diagnosis plus prescription dispense criteria	96 (2.8%)
● Met diagnosis plus prescription dispense criteria only	101 (3.0%)
● Met 2 blood pressure criteria only	3,219 (94.2%)