Table 2. Frequency of the occurrence of hypertensive disorders of pregnancy according to the number of prehypertension measurements at separate hospital visits in pregnant women with prehypertension before 20 weeks of gestation.

	Number of prehypertension measurements at separate visits
	Once	Twice	Thrice	≥ 4 times
Number of pregnant women	89	106	24	4
Hypertensive disorders of pregnancy
Preeclampsia	3 (3.4)	7 (6.6)	2 (8.3)	1 (25.0)
Gestational hypertension	3 (3.4)	10 (9.4)	8 (33.3)	3 (75.0)

Data: number (percent)