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. Author manuscript; available in PMC: 2010 Aug 23.
Published in final edited form as: J Am Acad Child Adolesc Psychiatry. 2008 Oct;47(10):1197–1204. doi: 10.1097/CHI.0b013e3181825a7b

Table 2.

Chronbach's α reliability coefficients and mean inter-item correlations for SMQ factors and total score.

Scale/Subscale Number of items Cronbach's α Mean inter-item r
School Situations 5 .913 .68
Home and Family Situations 4 .654 .32
Social Situations Outside of School 4 .734 .41
Total Scale 13 .783 .22