TABLE 1.

Descriptive statistics and reliability measures.

Measures	Wave 1				Wave 2
	Mean	SD	α	Mean inter-item correlation	Mean	SD	α	Mean inter-item correlation
CBC	4.82	0.74	0.91	0.38	4.95	0.78	0.94	0.49
PA	4.87	0.84	0.86	0.40	5.01	0.85	0.90	0.48
PI	4.73	1.00	0.88	0.44	4.87	1.02	0.90	0.49
GPYD	4.81	0.71	0.95	0.30	4.92	0.76	0.96	0.37
TPYD	4.78	0.69	0.97	0.31	4.90	0.73	0.98	0.38
LS	4.06	1.12	0.81	0.48	4.06	1.13	0.84	0.53
HL	2.76	1.19	0.78	0.41	2.74	1.27	0.82	0.47

CBC, cognitive-behavioral competence; PI, positive identity; PA, prosocial attributes; GPYD, general positive youth development qualities; TPYD, total positive youth development qualities; LS, life satisfaction; HL, hopelessness.