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Table 3 Psychometric properties of the newly adapted stigma scale

From: Assessment of stigma in patients with cystic fibrosis

Validity Correlations   
 CES-D (n, r, p-value) n = 44, r = 0.529, p < .001   
 GAD-7 (n, r, p-value) n = 39, r = 0.371, p = .014   
 CF symptom (n, r, p-value) n = 44, r = 0.479, p = .001   
 SF- 12 (n, r, p-value) n = 44, r = -.454, p = .002   
 CF-specific QOL (n, r, p-value) n = 39, r = -.645, p < .001   
Reliability    
 Internal consistency (α) 0.79   
 Mean Inter-item correlation (mean, N) 0.30 (44)   
 Three month test-retest (r, p-value) r = 0.78; p < .001   
  Baseline Follow-up p-value
 Mean differences between response items (mean, SD) 16.6 (4.5) 16.9 (5.1) 0.3
  1. Center for Epidemiologic Study-Depression scale (CES-D).
  2. Cystic Fibrosis symptom scale (CF symptom).
  3. General Anxiety Disorder -7 scale (GAD-7).
  4. Short Form (SF)-12.
  5. Cystic Fibrosis-specific Quality of Life (CF-specific QOL).