Table 3

Odds ratios (and 95% CI) for meeting physical activity recommendations by sex and age goup

Odds Ratio (95% Confidence Interval)

9-yrs

15-yrs

Sex

Girls

1.00

1.00

Boys

3.19 (2.26, 4.49)*

1.19 (0.88, 1.61)

Season

Winter

1.00

1.00

Spring

3.28 (2.08, 5.18)*

1.56 (1.05, 2.32)**

Fall

1.44 (0.93, 2.22)

1.28 (0.90, 1.81)

*P < 0.001, **P = 0.03

Kolle et al. International Journal of Behavioral Nutrition and Physical Activity 2009 6:36   doi:10.1186/1479-5868-6-36