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Table 3 Results of the reliability analyses using Cronbach's Alpha

From: Validation of the Turkish version of the Centre for Epidemiologic Studies Depression Scale (CES-D) in patients with Type 2 diabetes mellitus

  Total scale Alpha: .88 Factor 1 Alpha: .90 Factor 2 Alpha: .82
  (1) (2) (1) (2) (1) (2)
1 .481   .487    
2 .429   .469    
3 .590   .621    
4 .251 .89    .548 .82
5 .646   .712    
6 .736   .754    
7 .700   .732    
8 .422 .88    .640  
9 .535   .550    
10 .476   .541    
11 .588   .651    
12 .582     .728  
13 .199 .88 .301 .90   
14 .624   .698    
15 .480   .466    
16 .537     .658  
17 .561   .611    
18 .647   .691    
19 .117 .88 .126 .90   
20 .674   .691    
  1. (1) item-total correlation
  2. (2) Cronbach's Alpha if item is deleted (only values are shown that increased/yielded the same alpha value)