Table 1.

Confirmatory factor analysis of impact items by informant source at various time points

Reporting source
	Parent				Youth
	Baseline	12 months	24 months	36 months	Baseline	36 months
Distress	0.80	0.85	0.84	0.81	0.82	0.81
Impairment at home	0.82	0.82	0.82	0.84	0.79	0.84
Impairment with friends	0.83	0.83	0.82	0.78	0.67	0.64
Impairment in class	0.71	0.75	0.76	0.72	0.66	0.67
Impairment in leisure activities	0.75	0.74	0.76	0.79	0.58	0.56
CFI	0.98	0.97	0.98	0.97	0.99	0.98
TLI	0.96	0.93	0.95	0.94	0.98	0.97
RMSEA	0.05	0.07	0.06	0.06	0.03	0.04
SRMR	0.02	0.03	0.02	0.03	0.02	0.02

Factor loadings and fit indices from the confirmatory factor analysis (CFA) of impact items by parent and self report. Each column represents a separate CFA (each CFA had five degrees of freedom)