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KMID : 1023420140140040442
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Journal of Dental Hygiene Science
2014 Volume.14 No. 4 p.442 ~ p.447
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Perception of Risk and Using Status of Hand-Held Dental X-Ray Unit
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Han Gyeong-Soon
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Abstract
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The aim of this study was to analyze perception of risk and using status of hand-held dental x-ray unit among dental hygienists in metropolitan area. This research was based on perception of risk and using status of hand-held dental x-ray unit survey in 257 dental hygienists from July 7 to 31, 2014. Data were analyzed with t-test, one way ANOVA, and multivariable logistic regression analysis using SPSS Windows 21.0 program and significance level was set at p＜0.05. The hand-held dental x-ray unit to cover all type patients was 24.8%. The 62.6% of patients and 81.3% of operator doesn`t wear lead apron, the experience rate of radiation education was 40.1%. The average of risk perception was 3.08 points. The associated factors of risk perception were career, number of radiation exposure per day, and possession of fixed x-ray unit. The increased of accumulated dose when the occupationally exposed work continues, it is necessary to effort of defense against dental radiation.
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KEYWORD
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Hend-held dental x-ray unit , Radiation defense , Risk perception
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