心理弹性在维持性血液透析老年病人衰弱与生活质量间的中介作用

    Study on the mediating role of psychological resilience between frailty and quality of life in elderly patients with maintenance hemodialysis

    • 摘要:
      目的了解维持性血液透析(MHD)老年病人心理弹性、衰弱状况和生活质量情况,分析三者间相关性,探讨心理弹性在老年透析病人衰弱状况与生活质量之间效应关系。
      方法采用横断面研究,选取肾内科≥60岁MHD病人共50例,采用一般资料调查表、衰弱量表、生活质量量表、心理弹性量表进行测量调查,并进行统计分析和中介效应检验。
      结果MHD老年病人衰弱总分为(6.28±2.53)分,心理弹性评分(22.05±6.86)分,生活质量评分(53.55±17.24)分。相关分析显示,衰弱与生活质量和心理弹性均呈负相关关系(P < 0.01);心理弹性与生活质量呈正相关关系(P < 0.01)。中介效应检验显示,心理弹性在MHD病人衰弱与生活质量间有部分中介作用,中介效应占总效应的28.0%。
      结论老年MHD病人衰弱与心理弹性、生活质量均呈明显负相关关系,心理弹性与生活质量呈明显正相关关系,心理弹性在MHD病人衰弱与生活质量间起部分中介作用。

       

      Abstract:
      ObjectiveTo understand the psychological resilience, weakness and quality of life of elderly patients with maintenance hemodialysis(MHD), analyze the correlations among three, and study the mediating role of psychological resilience between frailty and quality of life in elderly patients with MHD.
      MethodsA cross-sectional study was conducted in 50 patients with MHD aged ≥60 years in the department of nephrology.The general data questionnaire, fateful scale, quality of life scale and mental resilience scale were used for measurement and investigation, and the statistical analysis and mediation effect test were conducted.
      ResultsThe frailty score, psychological resilience score and quality of life score in elderly patients with MHD were (6.28±2.53)(22.05±6.86) and (53.55±17.24) points, respectively.The results of correlation analysis showed that the frailty was negatively correlated with the life quality and psychological resilience(P < 0.01), and the psychological resiliencewas positively correlated with life quality(P < 0.01).The results of mediation effect test showed that the psychological resilience partially mediated the relationship between frailty and quality of life, and the mediation effect accounted for 27.0% of the total effect.
      ConclusionsAmong the elderly patients with MHD, the frailty is significantly negative correlation with the life quality and psychological resilience, the psychological resilience is significantly postive correlation with life quality, and the psychological resilience partially mediates the relationship between frailty and quality of life.

       

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