Substance Use as a Strong Predictor of Poor Academic Achievement among University Students

Table 4

Correlation of CGPA and selected variables among Wolaita Sodo University students, 2015.

Variables	CGPA
	Correlation coefficient ()	value
Drinking on daily basis	−0.22	<0.001
Chew khat at least weekly	−0.23	<0.001
Smoking	−0.30	<0.001
Problematic use of substance (based on CAGE-AID)	−0.22	<0.001
Male gender	0.30	<0.001