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Table 5 Final 22-item version, including the rescored 4-point response scale

From: Development and validation of the Brazilian version of the Attitudes to Aging Questionnaire (AAQ): An example of merging classical psychometric theory and the Rasch measurement model

Content        DIF Analyses *
  Item Model χ 2 Fit (df) P value* Item χ 2 Fit* Item Residual* Rev Threshold Gender Age Depression
Subscale I   66.36 (40) .006       
  7    2.94 -0.276     
  10    9.33 -0.592     
  14    5.26 1.409     
  17    5.33 -1.734     
PSI = .815 21    17.10 2.359     
  24    12.57 -2.492     
  32    6.09 1.00     
  34    7.70 -1.507     
Subscale II   65.56 (42) .011       
  12    4.01 0.434     
  13    3.44 0.7     
PSI = .750 16    3.51 1.239     
  20    9.20 -0.935     
  36    2.89 -0.439     
  37    9.07 -0.842     
Subscale III   59.38 (48) .125       
  2    1.62 0.362     
  4    9.55 -0.534     
PSI = .710 8    10.84 0.783     
  9    16.29 -1.409     
  15    5.28 1.273     
  25    1.73 -0.242     
  30    6.88 1.175     
  33    7.16 -1.995     
  1. * all p non-significant for 0.05 after Bonferroni correction