Decompression sickness and recreational scuba divers

摘要: Objectives: The aim of this study is to clear the status recreational scuba divers in Japan for promoting safety diving. Methods: A five year (from 1996 2001) questionnaire survey was performed Japanese at Osezaki area Japan. subjects included diving instructors as well divers. Based on obtained data, investigated theory predicted incidence decompression sickness (DCS) among Results: average (SD) maximum depth 37.4 (13.1) metres, which deeper than recommended incident rate nitrogen narcosis (12%) most frequent, followed by barotraumas ear (11%) and paranasal sinus (5.6%). DCS 1.9 % (60 divers) during period, that occurred once per 19 011 dives calculation. Conclusions: This investigation showed leisure still serious, because would be expected occur a weekend It speculated many may develop while moving through high altitudes after diving, particularly spot results study, it emphasised every diver should take an increasing interest activity.