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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)