Table 1.

Characteristics of participants by ethnicity

	Dutch	South-Asian Surinamese	African Surinamese
	(n = 1948)	(n = 2054)	(n = 1932)
Age (years)	46.5 (45.9–47.1)	45.7 (45.2–46.3)	47.2 (46.7–47.8)
Sex, woman (%)	54.8 (52.5–56.7)	55.7 (53.4–57.9)	64.2 (62.2–66.5)
Educational level (%)
No or elementary schooling	2.9 (2.2–3.7)	13.8 (12.3–15.3)	5.4 (4.4–6.4)
Lower vocational/lower secondary schooling	15.2 (13.6–16.8)	34.9 (32.7–36.9)	34.7 (32.6–36.9)
Intermediate vocational/higher secondary	22.6 (20.9–24.6)	29.6 (27.6–31.6)	36.0 (33.9–38.2)
Higher vocational schooling/university	58.9 (56.8–61.3)	21.8 (20.0–23.6)	23.9 (22.0–25.9)
Systolic BP (mmHg)	126.1 (125.4–125.2)	129.1 (128.3–129.9)	132.5 (131.7–133.3)
Diastolic BP (mmHg)	77.0 (76.6–77.4)	80.1 (79.6–80.5)	81.8 (81.3–82.3)
Low health literacy (%)	4 (2.9–4.6)	24 (22.5–26.2)	17 (15.3–18.7)

Values are means or % with corresponding 95% CI.

BP, blood pressure.