Table 2.

PRs for the relationship between sleep duration (short sleep vs healthy sleep) and the prevalence of CVD by ethnicity

	Dutch, n=4495	South-Asian Surinamese, n=2933	African-Surinamese, n=4039	Ghanaians, n=2181	Turks, n=3395	Moroccans, n=3687
	PR (95% CI)	PR (95% CI)	PR (95% CI)	PR (95% CI)	PR (95% CI)	PR (95% CI)
Short sleep
Crude	2.23 (1.66 to 3.00)*	1.68 (1.41 to 2.00)*	1.58 (1.32 to 1.89)*	1.47 (1.12 to 1.92)**	1.58 (1.35 to 1.85)*	1.47 (1.23 to 1.75)*
Model 1	1.95 (1.45 to 2.62)*	1.60 (1.34 to 1.91)*	1.61 (1.34 to 1.94)*	1.59 (1.21 to 2.08)**	1.53 (1.31 to 1.79)*	1.43 (1.20 to 1.71)*
Model 2	1.74 (1.28 to 2.36)*	1.52 (1.28 to 1.82)*	1.53 (1.27 to 1.84)*	1.60 (1.22 to 2.10)**	1.48 (1.26 to 1.73)*	1.44 (1.20 to 1.71)*

Model 1: adjusted for age and sex.

Model 2: adjusted for model 1 plus BMI, WHR, hypertension, diabetes, dyslipidaemia, smoking, alcohol consumption and physical activity.

*P<0.05; ***P<0.001.

BMI, body mass index; CVD, cardiovascular disease; PRs, prevalence ratios; WHR, waist to hip ratio.