Table 3. Internal consistency (Cronbach's Alpha) of revised two-factor approach Instrument for all items, 10-items of DA and 10-items of SA across the four groups (foundation block, CNS block, medicine and surgery) and all subjects
Type of curriculum   Cronbach's alpha (95% CI)  
20-items 10 items-(DA) 10 items-(SA)
Foundation block subjects 0.673(0.61,0.73) 0.706(0.64,0.76) 0.738(0.68,0.78)
CNS block subjects 0.713(0.66,0.76) 0.703(0.64,0.76) 0.763(0.71,0.80)
Medicine course subjects 0.704(0.63,0.77) 0.767(0.71,0.82) 0.730(0.66,0.79)
Surgery course subjects 0.711(0.64,0.77) 0.775(0.72,0.82) 0.755(0.69,0.81)
All subjects 0.699(0.67,0.73) 0.737(0.71,0.76) 0.746(0.72,0.77)
Int J Med Educ. 2017; 8:292-296; doi: 10.5116/ijme.5974.7a06