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Table 4 Item statistics

From: Psychometric evaluation of the German version of the patient activation measure (PAM13)

Item Location parameter Threshold 1 Threshold 2 SE Outfit MSQ Infit MSQ
2 1.17 −0.86 3.21 0.03 0.85 0.83
6 1.25 −0.78 3.29 0.03 0.94 0.94
8 1.27 −0.76 3.30 0.03 0.84 0.88
4 1.33 −0.70 3.37 0.03 0.95 0.92
7 1.33 −0.71 3.36 0.03 0.74 0.77
1 1.74 −0.29 3.78 0.03 1.22 0.94
10 2.09 0.06 4.13 0.03 0.65 0.68
5 2.23 0.19 4.26 0.03 1.03 1.03
3 2.26 0.22 4.29 0.03 1.00 1.01
9 2.42 0.39 4.46 0.03 0.88 0.90
11 3.04 1.00 5.07 0.03 0.87 0.88
13 3.05 1.01 5.09 0.03 1.05 1.03
12 3.26 1.23 5.30 0.03 0.93 0.93
  1. The items are ranked according to their difficulty (location parameter). Information on thresholds, standard error (SE), and fit statistics (outfit and infit MSQ).