. Author manuscript; available in PMC: 2012 Nov 1.

Published in final edited form as: J Child Adolesc Subst Abuse. 2011 Nov 1;20(5):407–420. doi: 10.1080/1067828x.2011.614873

Table 5.

Differences between three ethnic groups for marijuana use consistently, backward and forward telescopers.

Years of Interviews	Reported Age of Onset Exactly the Same Wave to Wave N (%)	Backward Telescopers N (%)	Forward Telescopers N (%)	ANOVA F Test
1994-96
Hispanic	24 (53.3)	7 (15.6)	14 (31.1)	13.96^**
African American	12 (20.3	13 (22.0)	34 (57.6)
Non-Hispanic, Non-African American	25 (35.7)	18 (25.7)	27 (38.6)
1996-98
Hispanic	34 (43.0)	18 (22.8)	27 (34.2)	15.83^**
African American	14 (19.7)	13 (18.3)	44 (62.0)
Non-Hispanic, Non-African American	44 (38.6)	28 (24.6)	113 (36.8)

1992-1994 not significant

^**

p < .01