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. 2009 Mar 1;32(3):295–301. doi: 10.1093/sleep/32.3.295

Table 1.

Sex-Specific, Age-Adjusted Mean Values or Prevalence of Cardiovascular Risk Factors at Baseline by Sleep Duration

Sleep duration, h/day
≤ 4 5 6 7 8 9 ≥ 10
Men
    No. at risk 215 1142 5513 13423 16042 3491 1663
        Age, y 60.1 58.6 56.1 55.1 57.3 60.2 64.4
        BMI, kg/m2 22.3 22.7 22.9 22.6 22.6 22.4 22.5
        Overweight 18.9 21.9 22.0 17.8 17.5 17.2 18.6
        History of hypertension 27.0 24.8 20.4 19.4 19.9 21.5 22.9
        History of diabetes 13.4 7.8 7.5 6.5 6.3 6.1 7.1
        Ethanol intake, g/day 41.9 36.7 33.4 32.1 34.9 37.4 40.1
        Current smoker 47.3 45.8 50.3 53.5 55.5 56.8 58.7
        College or higher education 12.1 17.5 20.1 19.8 16.2 12.4 11.1
        High perceived mental stress 37.9 37.7 31.4 23.6 19.3 20.3 20.8
        2 or more depressive symptoms 14.5 9.2 6.1 4.5 5.2 7.3 10.0
        Exercise ≥ 5 h/wk 9.5 7.5 6.8 6.7 7.2 8.8 7.8
        Walking ≥ 1 h/day 42.4 45.8 46.5 49.3 51.3 53.0 51.3
        Regular employment 60.7 73.1 76.7 77.8 76.6 72.9 68.8
        Fresh fish intake, no./wk 6.4 6.8 6.7 6.8 7.1 7.1 7.4
Women
    No. at risk 430 2699 11668 21501 16643 2935 1269
        Age, y 62.8 58.5 55.6 55.4 59.0 63.0 67.5
        BMI, kg/m2 22.8 22.8 22.9 22.8 23.0 23.1 23.2
        Overweight 21.0 23.1 22.4 21.5 23.6 25.2 26.7
        History of hypertension 22.9 23.6 22.1 22.2 22.8 22.0 23.9
        History of diabetes 2.8 5.0 3.9 3.5 3.9 4.0 4.4
        Ethanol intake, g/day 12.9 13.0 10.1 9.5 11.1 12.2 13.4
        Current smoker 7.8 8.5 5.7 4.7 5.3 4.9 7.9
        College or higher education 9.7 11.4 11.5 10.4 9.0 7.0 7.1
        High perceived mental stress 36.8 30.7 24.6 19.2 16.7 16.6 19.4
        2 or more depressive symptoms 17.1 10.1 7.4 7.0 7.8 10.6 19.1
        Exercise ≥ 5 h/wk 4.3 5.2 4.4 4.3 5.1 4.4 4.3
        Walking ≥ 1 h/day 50.4 49.7 51.7 51.9 52.0 53.0 44.6
        Regular employment 32.5 33.7 34.8 34.1 31.6 29.4 31.1
        Fresh fish intake, no./wk 6.0 6.7 6.9 7.1 7.3 7.2 7.2

Data are presented as percentage, except age, body mass index (BMI), ethanol intake, and fresh fish intake, which are presented as mean.