Table 2.

Baseline characteristics of CPS-II Nutrition Cohort according to leisure-time spent sitting, men

Sitting h/d
<33–5>5
Characteristic(n = 28,410)(n = 30,914)(n = 9,936)
Age62.964.465.3
Total activity MET-h/wk – mean/median26.8/22.526.1/22.525.7/22.0
Age-adjusted percenta
Race
 White97.497.597.7
 Black1.21.21.1
 Other/unknown1.41.31.2
Education
 High school or less26.927.126.1
 Some college or trade school24.427.525.6
 College graduate48.144.747.8
BMI (kg/m2)
 <18.50.50.50.7
 18.5–<25.039.233.332.3
 25.0–<30.048.750.548.6
 ≥30.011.615.718.5
Alcohol use
 Nondrinker32.832.534.2
 <1 drink/d38.938.936.5
 ≥ drink/d24.025.325.6
Smoking status
 Nonsmoker37.229.228.2
 Current smoker54.860.358.1
 Former smoker7.29.813.0
 Ever smoker, status unknown0.50.30.4
Diabetes status
 No92.190.788.0
 Yes7.59.011.6
Other chronic conditions reportedb
 None reported40.835.733.4
 Yes59.264.366.6
Exercise (MET-h/wk)
 None11.112.415.8
 <8.7537.438.636.4
 8.75–<17.520.319.817.9
 ≥17.531.229.329.8
Daily-life activity (MET-hs/wk)
 T1: <6.032.833.039.8
 T2: 6.0–<15.032.132.927.4
 T3: ≥15.035.134.032.8
Light housekeeping (h/d)
 <384.983.276.0
 3—53.55.48.7
 >50.50.74.0
Total energy intake (calories per d)
 Q1: <1,35725.322.018.7
 Q2: 1,357–<1,72223.322.821.1
 Q3: 1,722–<2,16321.623.523.4
 Q4: ≥216320.323.727.6
Total red meat intake (quartiles-g/wk)
 Q1: <311.925.421.320.2
 Q2: 311.9–<538.722.923.021.2
 Q3: 538.7–<835.121.823.523.3
 Q4: ≥835.120.324.225.9
  • aAdjusted to the distribution of the CPS-II Nutrition Cohort men.

  • bPrevalent coronary artery disease, stroke, emphysema, other respiratory disease, hypertension, and high cholesterol.