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Table 4 Item Fit Statistics for HADS-A

From: Rasch analysis of the Hospital Anxiety and Depression Scale (HADS) for use in motor neurone disease

Item Description Location SE FitResid ChiSq Prob
HADS-A1 Tense -0.48 0.11 0.77 6.00 0.20
HADS-A3 Frightening -0.30 0.09 -1.53 5.80 0.21
HADS-A5 Worrying -0.60 0.09 -0.02 1.55 0.82
HADS-A7 Relaxed 0.08 0.10 2.13 8.10 0.09
HADS-A9 Butterflies 0.54 0.10 0.59 3.46 0.48
HADS-A13 Panic 0.76 0.11 -1.91 9.87 0.04
  1. Key: SE - Standard Error, FitResid. = Fit Residual, ChiSq - Chi Square, Prob - Probability
  2. Note: Scoring structure unchanged from original HADS-A