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Table 2 Internal consistency of the Thai version of the Angioedema Quality of Life (AE-QoL) questionnaire

From: Angioedema quality of life questionnaire (AE-QoL) - interpretability and sensitivity to change

Domain Items Mean score (0–100) SD Cronbach’s α* (n = 86) ICC**
(n = 44)
Total score   26.55 20.70 0.94 0.76
Domain 1 (functioning) 1,2,3,4 20.49 23.83 0.94 0.75
Domain 2 (fatigue/mood) 6,7,8,9,10 23.66 22.33 0.86 0.64
Domain 3 (fear/shame) 12,13,14,15,16,17 35.17 28.34 0.92 0.64
Domain 4 (nutrition/food) 5,11 25.87 27.77 0.72 0.66
  1. Abbreviation: SD, standard deviation; ICC, intraclass correlation coefficient
  2. *Cronbach’s alpha values reflect analysis of data from 86 patients that completed the Thai AE-QoL questionnaire for the first time
  3. **ICC values reflect the analysis of data from 44 patients who had stable disease (no change in Patient Global Assessment of Quality of Life questionnaire) after 4 weeks of treatment