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Table 2 Items, measures, and item statistics of the 10-item version of the DLQI

From: Rasch analysis holds no brief for the use of the Dermatology Life Quality Index (DLQI) in Chinese neurodermatitis patients

Item No. Item description Item measure (Location valuea) Item fit statistics (Infit MnSq)
1 Itchiness, soreness, pain, or stinging 0.9 1.10
2 Embarrassment/self-consciousness −0.5 0.94
3 Interferes with shopping/looking after home/garden −1.2 0.84
4 Influence choice of clothing 0.3 1.03
5 Affects social/leisure activities −0.5 0.93
6 Affects ability to play sports −0.5 0.93
7 Prevents working/studying −1.8 0.79
8 Creates problems with partner/close friends/relatives 0.4 1.05
9b Causes sexual difficulties 3.4 1.47
10 Problems with treatment 0.1 1.01
  1. a The lowest/highest value indicates that the corresponding item is assessing the mildest/most severe impairment
  2. b This item showed critical misfit according to the Rasch model and had to be removed during the analysis