2014年12月3日 星期三

GSES過去論文因素結構彙整 (12/3更新)

GSES之原作者以CFA與PCA驗證量表的因素結構,結果為單一因素結構。
資料出處:
Scholz, U., Gutiérrez-Doña, B., Sud, S., & Schwarzer, R. (2002). Is general self-efficacy a universal construct? Psychometric findings from 25 countries. European Journal of Psychological
Assessment, 18(3), 242-251. (點選書目可以看到全文)

以下表格彙整了我在MedlinePsycInfo二個資料庫當中,搜尋到的一般自我效能量表 (General self-efficacy scale, GSES)的因素結構驗證的結果。
結果共有八篇論文探討GSES的因素結構。
資料分析方式以羅序分析與驗證性因素分析為主。
論文的研究族群差異頗大,包含SCI個案、病態肥胖的成人、中老年人、一般成人、大學生、思覺失調症個案。
結果顯示GSES為單一因素者佔多數,也有研究結果顯示GSES為二因素、三因素或二階三因素結構。
又,結果為單一因素結構的五篇論文中,有三篇的結果顯示GSES為明顯的單一因素結構。一篇的結果顯示:刪除量表的前三題後,GSES為明顯的單一因素結構GSES。一篇的結果顯示GSES雖為單一因素結構,但可解釋變異量未達50%
由此彙整結果可知:GSES之因素結構較可能是單一因素結構。

出處
資料分析方式
研究族群
結果
Claudio, P., Alarcos, C., & Szilvia, G. (2014). Rasch analysis of the General Self-Efficacy Scale in spinal cord injury. Journal of Health Psychology, 19, 544-555.
Rasch analysis
SCI
1.       overall fit to the Rasch model
2.       high reliability (rp = 0.92)
3.       ordered response scale structure
4.       no DIF
Bonsaksen, T., Kottorp, A., Gay, C., Fagermoen, M. S., & Lerdal, A. (2013). Rasch analysis of the General Self-Efficacy Scale in a sample of persons with morbid obesity. Health & Quality of Life Outcomes, 11, 202.
Rasch analysis
adults with morbid obesity
1.      delete item1~3
2.      Cronbach’s alpha=0.93
3.    First component explained 64.5% of total variance
4.      separate the respondents into three distinct levels
5.      DIF in relation to age, education or work status
Leung, D. Y., & Leung, A. Y. (2011). Factor structure and gender invariance of the Chinese General Self-Efficacy Scale among soon-to-be-aged adults. Journal of Advanced Nursing, 67, 1383-1392.
CFA
community-dwelling Chinese soon-to-be-aged adults
1.          One factor model (CFI = 0.96, SRMR = 0.04 and RMSEA = 0.06 )
2.          both genders demonstrating an equivalent pattern of factor loadings
3.          Cronbach’s alpha= 0.89
Yildirim, F., & Ilhan, I. O. (2010). [The validity and reliability of the general self-efficacy scale-Turkish form]. Turk Psikiyatri Dergisi, 21, 301-308.
EFA
18 years of age that had at least 5 years of education
1.          3-factor structure
2.          explained 41.5% of the observed variance
3.          Cronbach's alpha = 0.80
4.          test-retest reliability = 0.69.
Wu, C. H. (2009). Factor analysis of the general self-efficacy scale and its relationship with individualism/collectivism among twenty-five countries: Application of multilevel confirmatory factory analysis. Personality and Individual Differences, 46, 699-703.
Conventional confirmatory factor analysis
persons from 25 countries
1.          single latent factor structure
2.          χ 2 (35) = 1645.19, p < 0.01, CFI = 0.971, TLI = 0.963, RMSEA = 0.049
Scherbaum, C. A., Cohen-Charash, Y., & Kern, M. J. (2006). Measuring General Self-Efficacy: A Comparison of Three Measures Using Item Response Theory. Educational and Psychological Measurement, 66, 1047-1063.
IRT
students enrolled at a large northeastern university
1.     unidimensionality
2.          first eigenvalue accounted 43%.
Chiu, F. P., & Tsang, H. W. (2004). Validation of the Chinese general self-efficacy scale among individuals with schizophrenia in Hong Kong. International Journal of Rehabilitation Research, 27, 159-161.
EFA
schizophrenia
1.          internal consistency (0.92-0.93)
2.          test re-test reliability (0.75-0.94)
3.          two-factor solution explaining 69.0% of variance
Bosscher, R. J., & Smit, J. H. (1998). Confirmatory factor analysis of the General Self-Efficacy Scale. Behaviour Research & Therapy, 36, 339-343.
CFA
Aging population
a model with 3 correlated factors and one higher-order factor

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