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Table 2 Demographics and unhealthy days by CV health score category, NHANES 2001–2010

From: The association between cardiovascular health and health-related quality of life and health status measures among U.S. adults: a cross-sectional study of the National Health and Nutrition Examination Surveys, 2001–2010

  Poor CV Health Score (Score 0–7) Intermediate CV Health Score (Score 8–10) Ideal CV Health Score (Score 11–14) p-value
N = 2848 N = 3248 N = 1019
Age (years), weighted mean (SE) 48.8 (0.36) 42.6 (0.37) 37.0 (0.58) <0.001
Male, weighted % 55.7 51.5 58.9 <0.001
Race, weighted %     0.002
 Non-Hispanic white 34.8 47.6 17.6  
 Non-Hispanic black 40.7 45.5 13.8  
 Mexican American 38.4 47.8 13.8  
 Other 29.7 49.3 20.9  
Poverty Income Ratio, weighted mean (SE) 2.9 (0.05) 3.2 (0.04) 3.4 (0.07) <0.001
Disability score, weighted mean (SE)     
 Activities of daily living 0.15 (0.01) 0.07 (0.01) 0.03 (0.01) <0.001
 Instrumental activities of daily living 0.18 (0.01) 0.09 (0.01) 0.04 (0.01) <0.001
 Lower extremity mobility 0.66 (0.03) 0.28 (0.02) 0.10 (0.01) <0.001
 Social activities 0.19 (0.01) 0.09 (0.01) 0.04 (0.01) <0.001
Would you say in general your health is…, weighted %     <0.001
 Excellent 5.6 12.9 24.6  
 Very good 27.9 40.1 44.4  
 Good 45.7 36.7 26.2  
 Fair 18.6 9.1 4.7  
 Poor 2.3 1.2 0.1  
Unhealthy days during past month, weighted mean (SD) 7.4 (0.23) 5.8 (0.19) 4.5 (0.26) <0.001
For how many days during the past 30 days was your physical health not good?, weighted mean (SD) 4.2 (0.19) 2.7 (0.14) 2.0 (0.18) <0.001
For how many days during the past 30 days was your mental health not good?, weighted mean (SE) 4.3 (0.17) 3.5 (0.15) 2.7 (0.20) <0.001
For how many days did poor physical or mental health keep you from doing usual activities?, weighted mean (SE) 1.9 (0.14) 1.2 (0.11) 0.9 (0.09) <0.001