All accidental “recreational boating deaths” occurring in Maryland and North Carolina in the United States from 1990–98, inclusive; Smith et al, 200128 | RR of fatal injury in relation to recreational boating | 0.01 g/100 ml | 1.3 | 1.2 to 1.4 |
0.05 g/100 ml | 3.7 | 2.8 to 4.7 |
0.10 g/100 ml | 10.4 | 6.9 to 15.7 |
0.25 g/100 ml | 52.4 | 25.9 to 106.1 |
Boating fatalities in California (includes non-recreational activities); Mengert et al, 199245 | RR of drowning | More than zero | 2.9 | |
0.10 g/100 ml or greater | 10.6 | |
Drowning deaths (includes non-recreational activities); Smith and Houser, 199446 | RR of drowning | >Zero alcohol | 4.6 | 1.6 to 13.1 |
| >0.10 g/100 ml | 31.8 | 5.8 to 176 |
Recreational boating deaths in Ohio; Molberg et al, 199344 | Proportion related to alcohol | Alcohol “contributed” | 7%–21% | |
| Alcohol “caused” | 7% | |
All recreational boating deaths in the United States; US Coast Guard, 200142 | Proportion related to alcohol | Alcohol “involved” | 31% | |
| Alcohol “caused” | 14% | |