Table 5.

Psychometric properties of scales used with Colombian adolescents

Scale	Number of items	Cronbach’s Alpha baseline	Cronbach’s Alpha postintervention
PHQ–9	9	0.87	0.73
GAD–7	7	0.89	0.90
DERS-SF	18	0.89	0.92
WHODAS	39	0.96	0.94