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Table 3 Reliability of Bengali SF 12v2 (n = 119)

From: Translation, cultural adaptation and validation of the English “Short form SF 12v2” into Bengali in rheumatoid arthritis patients

SF 12v2 summery Domain Test retest reliability Cronbach’s alpha
Spearman’s correlation ICC 95% CI
PCS General health 1 0.992 (.989, .994)  
Physical functioning 0.999 0.996 (.994, .997)  
Role-physical     0.906
Bodily pain 0.993 0.991 (.988, .994)  
Role-emotional 0.995 0.994 (.991, .996)  
MCS Mental health     
Vitality 0.995 0.995 (.993, .997)  
Social functioning 0.997 0.998 (.998, .999) 0.908
  0.997 0.997 (.996, .998)  
  0.992 0.994 (.992, .996)  
  1. Note: PCS physical component summery, MCS mental component summary, ICC intraclass correlation coefficient