IJME - Measurement invariance of the Depression Anxiety Stress Scales-21 across medical student genders

Table 1. Cronbach’s alpha, convergent validity and mean item-correlation for the DASS-21 subscales

DASS subscales	Items	Cronbach’s Alpha	Convergent validity		Mean item- correlation
DASS subscales	Items	Cronbach’s Alpha	Range of correlation	Scaling success (%)	Mean item- correlation
Depression	7	0.86	0.56-0.77	7/7 (100%)	0.28
Anxiety	7	0.76	0.50-0.67	7/7 (100%)	0.41
Stress	7	0.79	0.38-0.69	6/7 (86%)	0.31

Int J Med Educ. 2017; 8:116-122; doi: 10.5116/ijme.58ba.7d8b