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Table 2 Spearman correlation coefficients (99%-confidence interval) among frailty instruments and GARS.

From: The psychometric properties of three self-report screening instruments for identifying frail older people in the community

  GFI TFI SPQ GARS
Total scale
GARS
ADL scale
TFI 0.87
(0.84-0.89)
    
SPQ 0.47
(0.1-0.55)
0.42
(0.32-0.51)
   
GARS 0.57 0.61 0.46   
Total scale (0.49-0.64) (0.53-0.68) (0.37-0.54)   
GARS 0.54 0.58 0.41 0.94  
ADL scale (0.46-0.61) (0.5-0.65) (0.32-0.5) (0.93-0.95)  
GARS 0.55 0.57 0.46 0.96 0.79
HDL scale (0.47-0.62) (0.49-0.64) (0.37-0.54) (0.95-0.97) (0.74-0.83)