Table 1.

Age-adjusted demographic and life style characteristics according to recreational physical activity

VariableQuartiles of recreational physical activity*
1st (n = 178)
2nd (n = 182)
3rd (n = 191)
4th (n = 184)
<15 min15 to <45 min45 to <105 min≥105 min
Age (y), mean ± SD65.3 ± 9.065.5 ± 8.366.9 ± 8.569.1 ± 6.8
Male gender, n (%)90 (50.8)110 (60.5)134 (70.3)147 (80.0)
Dietary fiber (grams/d), mean ± SD20.1 ± 9.821.1 ± 10.922.0 ± 11.423.0 ± 10.4
Dietary fat (grams/d), mean ± SD63.0 ± 34.863.2 ± 30.863.4 ± 31.263.6 ± 30.6
Current smoker, n (%)27 (15.4)25 (13.6)23 (11.8)18 (10.0)
BMI (kg/m2), mean ± SD28.1 ± 5.427.6 ± 4.527.1 ± 4.426.6 ± 3.5
Glucose (mg/dL), mean ± SD106 ± 25.9106 ± 30.4106 ± 19.8105 ± 27.4
Triglycerides (mg/dL), mean ± SD173 ± 102166 ± 105158 ± 95.2151 ± 92.0
HDL (mg/dL), mean ± SD50.9 ± 15.850.9 ± 13.850.8 ± 16.550.7 ± 14.7
LDL (mg/dL), mean ± SD124 ± 33.2124 ± 29.0123 ± 32.8122 ± 32.3
Family history of colorectal cancer, n (%)56 (31.5)53 (29.1)51 (26.7)45 (24.3)
  • Abbreviations: BMI, body mass index; HDL, high-density lipoprotein; LDL, low-density lipoprotein.

  • * Quartile cut points are rounded to the nearest five-minute interval of recreational physical activity.

  • Data missing for triglycerides, HDL, and LDL (n = 25).

  • History of colorectal cancer in a parent, sibling, or child.