Nitrox workshop dings - Divers Alert Network

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Rubicon Foundation Archive (http://rubicon-foundation.org)Vann: Nitrox Divine Data ReviewStudentRescueAdvancedBasicInstructor3D Air• NitroxSpecialtyt I I I10 20 30 40% of PDE Divers50 6070n 2,268 Air Divers• 141 Nitrox Divers10 20 30 40 50 6070% of Injured DiversRescueTechnicalD 615 Air Divers• 9 Nitrox DiversSpecialtyAdvancedBasicInstructor10 20 30 40% of Fatalities50 60 70Figure 3. Diver certification.Table 4 shows the mean years since initial diver certification. There was little difference inthe time since certification between air and nitrox divers.Table 4. Mean years since certification.PDEInjuriesFatalitiesAir997Nitrox1110723
Rubicon Foundation Archive (http://rubicon-foundation.org)Lang (ed.): DAN Nitrox Workshop, Divers Alert Network, November 2000Figure 4 shows the dive platform used by PDE divers and diving fatalities. (Dive platforminformation was not available for injuries.) For PDE, half the air diving was from liveaboardsand half the nitrox diving was from charter boats. Shore dives were the most common startingpoint for both air and nitrox fatalities.ShoreLiveaboard^9,640 Air Dives• 1,308 Nitrox DivesCharterSmall Boat10 20 3040 50% of PDE DivesShoreCharterSmall boat° 819 Air Dives•9 Nitrox Dives10 20 30% of Fatalities40 50Figure 4. Dive platform.Table 5 shows the mean days of diving and Table 6 shows the mean number of dives for thethree populations. (For fatalities, information is available only for the day of the event.) Ingeneral, nitrox divers had longer trips but made fewer dives. For fatalities, the critical eventusually occurred on the first dive.Table 5. Mean days of diving.AirNitroxPDE3824Injuries22
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Nitrox workshop dings - Divers Alert Network

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