Development and reliability and validity tests of Elderly Frailty Assessment Scale / 中华护理杂志

ABSTRACT

Objective To develop the Elderly Frailty Assessment Scale and test its reliability and validity.Methods The primary item pool was formulated through literature review,compounding existing instruments measuring elderly frailty and group meeting.The items were selected by expert consultation.Totally 420 elderly adults were selected to test the reliability and validity and SPSS 20.0 was used to analyze data.Results The Elderly Frailty Assessment Scale consisted of 35 items;the exploratory factor analysis identified four principal factors which explained 72.685％ of the total variance.The item content validity index ranged from 0.824 to 1,and the scale content validity index was 0.932.The Cronbach's α coefficient of the scale was 0.952 and test-retest reliability was 0.937.Conclusion The Elderly Frailty Assessment Scale is reliable and valid,which can be used to evaluate elderly frailty.