Table 3 Crude (cOR) and adjusted odds ratios (aOR) and associated 95% confidence intervals (95% CI) for the association between severe injury and type of water sport.
Sport Number of
severe injuries† 
(%)
cOR (95% CI) aOR (95% CI)
Water skiing 1,764 (3.4) Reference Reference
Wakeboarding 336 (1.8) .52 (.20-1.34) .56 (.21-1.52)
Tubing 854 (7.7) 2.40 (1.19-4.85) 2.31 (1.23-4.33)
* Adjusted for age and gender.†  Number of serious injuries based on weighted data.