Longitudinal Impact of the Project PATHS on Adolescent Risk Behavior: What Happened after Five Years?

Table 2

Internal consistency and mean inter-item correlations for composite problem behavior indicators.

	Wave 1		Wave 2		Wave 3		Wave 4		Wave 5		Wave 6		Wave 7		Wave 8
	α	mean^a	α	mean^a	α	mean^a	α	mean^a	α	mean^a	α	mean^a	α	mean^a	α	mean^a
DELINQ	0.77	0.32	0.79	0.35	0.79	0.35	0.82	0.40	0.81	0.38	0.82	0.38	0.80	0.39	0.76	0.34
DRUG	0.76	0.56	0.81	0.58	0.77	0.56	0.82	0.61	0.79	0.59	0.83	0.63	0.78	0.60	0.72	0.58
BEINT	0.76	0.47	0.78	0.47	0.79	0.49	0.78	0.46	0.79	0.47	0.79	0.46	0.76	0.41	0.73	0.37

^aMean interitem correlation.
All parameters were significant (𝑃<.05).
Note: DELINQ: delinquency; DRUG: substance abuse; BEINT: problem behavior intention.