Over the past month, how frequently have you been bothered by:
Loss of interest in activities that you used to enjoy
Longitudinal Variable
PTSD9
Cross Sectional Variable(s)
PTSD9_70
PTSD9_69
PTSD9_68
Coding
1 = Not at all | 2 = A little bit | 3 = Moderately | 4 = Quite a bit | 5 = Extremely | 6 = N/A
Scale
Domain