Table 6.
Odds ratios for lifetime physical activity accounting for sedentary occupational activity (n = 1,574), Alberta, Canada, 2002–2006
| Type of physical activity (hours/week/year) | Cases (n = 542) | Controls (n = 1,032) | Age adjusted | Age and total activityc | Multivariable adjusteda | |||
|---|---|---|---|---|---|---|---|---|
| ORb | 95% CIb | OR | 95% CI | OR | 95% CI | |||
| Lifetime occupational sedentary activity | ||||||||
| 0–≤3.59 | 123 | 258 | 1.00 | – | 1.00 | – | 1.00 | – |
| >3.59–≤9.26 | 115 | 258 | 0.95 | 0.70, 1.29 | 0.92 | 0.68, 1.26 | 1.05 | 0.75, 1.46 |
| >9.26–≤16.94 | 136 | 258 | 1.14 | 0.84, 1.54 | 1.09 | 0.80, 1.48 | 1.23 | 0.88, 1.72 |
| >16.94 | 168 | 258 | 1.42 | 1.06, 1.90 | 1.29 | 0.92, 1.79 | 1.28 | 0.89, 1.83 |
| P trend | 0.009 | 0.09 | 0.12 | |||||
| Per 1 h/week/year | 1.03 | 1.01, 1.04 | 1.03 | 1.01, 1.04 | 1.02 | 1.00, 1.04 | ||
| Per 5 h/week/year | 1.15 | 1.07, 1.24 | 1.14 | 1.04, 1.24 | 1.11 | 1.01, 1.22 | ||
aAdjusted for age, body mass index, waist circumference, age at menarche, hypertension, and number of pregnancies of ≥20 weeks gestation
b OR odds ratio, CI confidence interval