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Table 3 Reliability and validity of health literacy indices

From: Comprehensive health literacy in Japan is lower than in Europe: a validated Japanese-language assessment of health literacy

 

Cronbach’s alpha

Pearson’s correlation coefficients

CCHL

J-eHEALS

SRHa

MHI-5

Health literacy indices

     

 GEN-HL

.97

.62

.51

.18

.26

 HC-HL

.92

.57

.47

.12

.21

 DP-HL

.93

.55

.44

.17

.24

 HP-HL

.94

.57

.49

.22

.26

 CCHL

   

.17

.16

 J-eHEALS

   

.13

.10b

  1. aSpearman’s correlation coefficients
  2. All correlation coefficients are significant (P < .001 except for bP = .036)