Diving Behavior and Water Ingestion Risks for Divers
Author Information
Author(s): Jack de Schijven, Ana Maria de Roda Husman
Primary Institution: National Institute of Public Health and the Environment
Hypothesis
What is the volume of water swallowed during diving and how does it affect infection risk?
Conclusion
Divers may face a significant risk of infection from waterborne pathogens due to the volume of water they swallow while diving.
Supporting Evidence
- Divers swallowed an average of 9.8 mL of marine water and 5.7 mL of fresh water per dive.
- Only 20% of divers reported no health complaints in the past year.
- Full face masks significantly reduced the volume of water swallowed.
Takeaway
When divers go underwater, they sometimes swallow water, which can make them sick. This study found that divers swallow different amounts of water depending on how they dive.
Methodology
Questionnaires were used to collect data from occupational and sport divers about their diving habits and health complaints.
Potential Biases
The sample may be biased towards more experienced divers who are more likely to respond to surveys.
Limitations
The study had a low response rate from occupational divers and may not fully represent the population.
Participant Demographics
The study included 37 occupational divers and 483 sport divers, with a majority being male.
Statistical Information
P-Value
1%
Confidence Interval
95% CI, 1.3–6.6
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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