Table 3.

Multivariate analysis of factors associated with smoking among male college students in Karachi, Pakistan.

Variable	Adjusted odds ratio	95% C.I
Type of College
Private	1.0	-
Public	2.3	(1.3 – 4.2)
Age of the respondent Friends smoking	1.2	(1.0 – 1.4)
No	1.0	-
Yes	5.1	(3.2 – 7.9)
Access computer in leisure time
Yes	1.0	-
No	2.1	(1.0 – 4.7)
Father's education level
No formal schooling	2.2	(1.1 – 4.2)
Primary (1–5)	1.5	(0.7 – 3.2)
Middle (6–8)	1.1	(0.4 – 3.0)
Matric (9–10)	1.5	(0.4 – 4.9)
Intermediate & above(11 onwards)	1.0	-
Mother's occupation
Not working	2.8	(0.9 – 9.1)
Working	1.0	-
Area of Residence
Gadap	2.1	(0.9 – 4.7)
Bin-Qasim	2.1	(1.1 – 4.1)
Malir	0.7	(0.3 – 1.6)
Other	1	-