Physical component summary quintile | ||||||
---|---|---|---|---|---|---|
Q1 0–40.1 (n = 4062) | Q2 40.2 - 48.3 (n = 4061) | Q3 48.4 - 52.6 (n = 4058) | Q4 52.7 - 55.9 (n = 4066) | Q5 56–75 (n = 4061) | ||
Baseline variable | Mean (sd) or percent | Mean (sd) or percent | Mean (sd) or percent | Mean (sd) or percent | Mean (sd) or percent | p-value |
Agea | 64.4 (7.0) | 63.7 (7.0) | 62.9 (6.8) | 62.3(6.8) | 60.9(6.5) | <0.0001 |
Age (category) | <0.0001 | |||||
50–59 | 26.4 | 29.2 | 32.6 | 36.1 | 44.2 | |
60–69 | 47.9 | 48.3 | 48.7 | 47.7 | 44.2 | |
70-80 | 25.7 | 22.5 | 18.7 | 16.2 | 11.6 | |
Ethnicity | <0.0001 | |||||
White | 79.3 | 81.3 | 82.7 | 83.9 | 84.9 | |
African American | 13.7 | 11.1 | 9.6 | 8.3 | 6.7 | |
Hispanic/Latino | 3.5 | 3.2 | 3.2 | 3.1 | 3.4 | |
Asian/PI | 1.4 | 2.6 | 2.7 | 3.0 | 3.2 | |
AI/AN | 0.5 | 0.4 | 0.3 | 0.4 | 0.3 | |
Other | 1.3 | 1.3 | 1.3 | 1.1 | 1.3 | |
Marital Status | <0.0001 | |||||
Never married | 4.1 | 3.9 | 4.2 | 4.0 | 4.0 | |
Divorced/widowed | 37.8 | 34.2 | 30.6 | 29.7 | 31.8 | |
Currently married | 58.1 | 61.8 | 65.2 | 66.3 | 64.2 | |
Education | <0.0001 | |||||
< high-school | 7.8 | 5.7 | 4.1 | 3.5 | 2.9 | |
High-school | 20.6 | 20.4 | 19.3 | 16.9 | 15.8 | |
Some-college | 43.8 | 40.0 | 39.7 | 38.0 | 35.8 | |
College-graduate | 27.7 | 33.9 | 36.8 | 41.6 | 45.4 | |
BMI( kg/m2)a | 31.8(7.0) | 29.7(5.9) | 28.6(5.4) | 27.6(5.2) | 26.6(4.5) | <0.0001 |
BMI (category) | <0.0001 | |||||
<25 | 16.4 | 22.7 | 27.0 | 34.4 | 40.2 | |
25–29.9 | 27.8 | 34.2 | 38.4 | 38.5 | 39.5 | |
≥ 30 | 55.8 | 43.1 | 34.6 | 27.1 | 20.3 | |
Physical activity (MET/wk) | <0.0001 | |||||
< 90 | 36.4 | 26.7 | 22.7 | 17.0 | 16.2 | |
90–449 | 31.1 | 31.0 | 28.6 | 27.4 | 23.6 | |
450–600 | 17.7 | 21.5 | 22.9 | 23.5 | 21.9 | |
> 600 | 14.8 | 20.8 | 25.8 | 32.1 | 38.2 | |
FV | 0.009 | |||||
<3 servings/d | 43.3 | 41.3 | 40.0 | 39.9 | 41.5 | |
3–5 servings/d | 34.5 | 35.8 | 37.3 | 36.2 | 35.8 | |
5+ servings/d | 22.2 | 22.9 | 22.7 | 23.8 | 22.6 | |
Pack-yearsa | 12.1 (20.6) | 10.3(18.4) | 9.7(17.7) | 8.5(15.7) | 8.8(16.0) | <0.0001 |
Smoking status | 0.10 | |||||
Never Smoked | 51.6 | 53.5 | 54.4 | 55.1 | 52.9 | |
Past Smoker | 40.3 | 38.7 | 38.2 | 37.9 | 39.5 | |
Current Smoker | 8.2 | 7.9 | 7.5 | 7.0 | 7.6 | |
Alcohol intake | <0.0001 | |||||
Non drinker | 12.1 | 11.9 | 11.7 | 9.0 | 8.1 | |
Past drinker | 27.7 | 21.0 | 16.6 | 15.0 | 13.8 | |
Current drinker | 60.2 | 67.1 | 71.7 | 76.0 | 78.1 | |
Diabetes = Yes | 12.6 | 8.2 | 6.3 | 3.7 | 2.2 | <0.0001 |
COPD = yes | 16.3 | 11.8 | 8.7 | 7.1 | 5.4 | <0.0001 |
Arthritis = yes | 73.8 | 57.9 | 44.2 | 32.6 | 23.2 | <0.0001 |
CVD = Yes | 27.1 | 19.2 | 15.0 | 11.2 | 9.1 | <0.0001 |
Ever Cancer = yes | 6.2 | 4.7 | 3.9 | 3.6 | 3.6 | <0.0001 |
HTN = yes | 50.8 | 40.6 | 35.6 | 28.8 | 20.7 | <0.0001 |
Systolic BP a | 131.3(17.5) | 129.6(17.5) | 128.8(17.7) | 126.7(17.0) | 123.9(16.6) | <0.0001 |
Diastolic BP a | 76.3(9.4) | 75.9(9.1) | 76.2(9.2) | 75.8(8.9) | 75.1(8.7) | <0.0001 |
MCS a | 54.1(9.3) | 53.6(8.1) | 53.9(7.2) | 54.2(6.5) | 50.5(9.5) | <0.0001 |