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Table 4 Reliability of 13-item Patient Activation Measure of the Danish version compared with the American version [4]

From: Translation, adaptation and validation of the American short form Patient Activation Measure (PAM13) in a Danish version

      Rasch Person Reliability
    PAM 13 PAM 13 Danish American
  N % Danish American Real Model Real Model
Sample 344 100 64.2 61.9 0.83 0.85 0.81 0.85
Gender         
   Male 190 55.2 63.8 60.2 0.82 0.85 0.80 0.84
   Female 154 44.8 64.7 62.8 0.85 0.86 0.82 0.85
Age group         
   -54 52 15.1 62.5 63.9* 0.82 0.86 0.88* 0.91*
   55–64 149 43.3 63.9 61.7 0.85 0.86 0.88 0.91
   65–74 137 39.8 65.6 61.9 0.82 0.84 0.89 0.91
   75+ 6 1.7 56.6 58.2* 0.54 0.56 0.87* 0.90*
Self-rated health         
   Poor 6 1.8 57.4 54.3 0.91 0.92 0.73 0.78
   Fair 44 13.1 62.5 57.3 0.81 0.85 0.78 0.83
   Good 189 56.4 62.6 59.3 0.82 0.85 0.78 0.82
   Very good 83 24.8 66.6 64.3 0.84 0.86 0.79 0.83
   Excellent 13 3.9 76.3 68.7 0.77 0.78 0.83 0.85
Education         
   Unskilled 98 32.3 65.0 58.5^ 0.82 0.84 0.75^ 0.80^
   Short (1–3 years) 130 42.9 62.8 61.8^ 0.83 0.85 0.82^ 0.86^
   Higher (>3 years) 75 24.8 65.4 61.6^ 0.82 0.85 0.82^ 0.85^
Diagnosis         
   Pre-diabetes 136 39.5 65.2 - 0.83 0.85 - -
   Type 2 diabetes 208 60.5 63.6 59.7 0.84 0.86 0.79 0.83
  1. Only questionnaires with at least 7 items answered were included
  2. * The extreme age group was 45–54 and 75–84 in the American version
  3. ^ Education in the American version is slightly different categorised: high school or less, some college and college graduate+