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Drinking and recreational boating fatalities: a population-based case-control study.

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Area of Science:

  • Public Health
  • Epidemiology
  • Accident Prevention

Background:

  • Alcohol is a known factor in boating fatalities, but its precise association with mortality risk among boaters requires quantification.
  • Previous research has not fully elucidated the relationship between alcohol consumption and boating-related deaths.

Purpose of the Study:

  • To quantify the association between alcohol use and the estimated relative risk (RR) of mortality among recreational boaters.
  • To determine if this risk differs between passengers and operators.

Main Methods:

  • A case-control study was conducted using data from recreational boating deaths (n=221) and a control group of boaters (n=3943) in Maryland and North Carolina.
  • The study analyzed the estimated RR of fatality associated with various blood alcohol concentration (BAC) levels.

Main Results:

  • A BAC of 10 mg/dL was associated with a 1.3-fold increased RR of death (OR, 1.3; 95% CI, 1.2-1.4).
  • The OR for death reached 52.4 (95% CI, 25.9-106.1) at a BAC of 250 mg/dL.
  • The increased risk was consistent across passengers and operators, regardless of boat type or activity.

Conclusions:

  • Alcohol consumption demonstrably increases the risk of boating fatalities, with risks escalating at higher BAC levels.
  • Prevention strategies solely targeting boat operators are insufficient, as passengers also face elevated risks.
  • Effective countermeasures should focus on reducing alcohol consumption among all boat occupants to mitigate boating fatalities.