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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