Table 5.

Internal consistencies (Cronbach's alpha) and the inter-correlations for subscales based on the validity Sample.

Subscales	Alpha	1	2	3	4	5	6
1 Salience	0.76	1
2 Tolerance	0.84	0.71	1
3 Mood modification	0.71	0.67	0.70	1
4 Withdrawal	0.83	0.68	0.77	0.70	1
5 Relapse	0.84	0.64	0.77	0.65	0.78	1
6 Conflict	0.83	0.48	0.67	0.59	0.69	0.71	1

All correlations were computed with composite scores and were significant at 0.01 level.