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KMID : 0355420140380010031
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Journal of Korean Academy of Oral Health
2014 Volume.38 No. 1 p.31 ~ p.40
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The mediation effects of psychological factors in the relationship between mouth dryness and oral health related quality of life
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Park Hee-Jung
Sohn Min-Sung
Lee Jun-Hyup
Jin Bo-Hyoung
Lee Sophia
Kim Tai-Il
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Abstract
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Objectives: The aim of this study was to investigate the role of psychological factors as mediators in thecasual relationship between mouth dryness and oral health-related quality of life of adults and to exploregender differences in what psychological factors play an important role in mediating the path of mouthdryness to quality of life.
Methods: Self-administered questionnaires were distributed to 321 adults who are above 20 and under65 years of age. Collected data were analyzed via statistical packages using a multi-group analysisthrough the SEM (Structural Equation Model).
Results: Based on the statistical analysis, stress was a major psychological factor in male subjects.While depression served as a main mediator in female subjects. We discovered that the path coefficientsof the following paths showed significant gender differences: mouth dryness → depression, depression→ quality of life, stress → quality of life.
Conclusions: A gender-specific approach regarding effective prevention of stress and depression maybe important for understanding the relationship between mouth dryness and quality of life.
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KEYWORD
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Depression, Mouth dryness, Oral health, Quality of life, Stress
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