Prevalence of Primary Hypertension and Risk Factors in Grade XII Learners in KwaZulu-Natal, South Africa

Table 3

Stratification of cholesterol by hypertension, sex, race, and BMI.

	Cholesterol (n = 536) (missing = 28)
	Normal (<4.5)		Abnormal (>=4.5)		Total	p value
	n	%	n	%	n
Cholesterol	478	89%	58	11%	536
Hypertension
Both normal	269	89%	34	11%	303	0,06
Prehypertensive	146	93%	11	7%	157
Hypertensive	63	83%	13	17%	76
Sex
Male	186	93%	13	7%	199	0,01
Female	292	87%	45	13%	337
Race
African	414	92%	34	8%	448	<0.001
Other racial groups	64	73%	24	27%	88
BMI
Normal	348	93%	28	7%	376	< 0.001
Overweight	73	83%	15	17%	88
Obese	57	79%	15	21%	72

Other racial groups: comprised of South African, Indian, White, and mixed race.