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Table 13 Factor analysis of the 8 facets of SF-36 and the 13 facets of ChQOL

From: Development and validation of the Chinese Quality of Life Instrument

Facets Component
  1 2 3 4
   SF-RP Role Physical .824    
   SF-SF Social Functioning .798    
   SF-BP Bodily Pain .702    
   SF-VT Vitality .643    
   SF-GH General Health .614    
   SF-PF Physical Functioning .604    
   SF-RE Role Emotional .592    
   Ch2.1 Consciousness   .836   
   Ch2.2 Thinking   .857   
   Ch2.3 Spirit of Eyes   .802   
   Ch2.4 Verbal Expression   .800   
   Ch3.1 Joy    .657  
   Ch3.2 Anger    .664  
   Ch3.3 Depressed mood    .786  
   Ch3.4 Fear    .622  
   SF- Mental Health    .785  
   Ch1.1 Complexion   .527   .488
   Ch1.2 Sleep     .677
   Ch1.3 Stamina     .481
   Ch1.4 Appetite& digestion     .711
   Ch1.5 Adaptation to climate     .559
Variance (%) 18.86 17.79 15.97 11.82
Cumulative (%) 18.86 36.66 52.63 64.45
  1. Extraction Method: Principal Component Analysis; Eigenvalue >1; Varimax rotation with Kaiser normalization; sorted by facet names; factor loading <0.5 suppressed.
  2. Facet labels begin with SF are SF-36 domains
  3. Facet labels begin with Ch are ChQOL facets