Table 2.
Internal consistency of the Thai version of the Angioedema Quality of Life (AE-QoL) questionnaire
| 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 |
Abbreviation: SD, standard deviation; ICC, intraclass correlation coefficient
*Cronbach’s alpha values reflect analysis of data from 86 patients that completed the Thai AE-QoL questionnaire for the first time
**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