Table 3.

Regression analysis of variables predicting participants’ smoking

	OR (%95 CI)	P value
Type of Addiction
Substance	OR = 1.16 (CI:0.16–8.40)	0.877
Alcohol(ref)	1	1
Age	OR = 1.08 (CI:1.01–1.15)	0.25
Place of Residence
Metropolitan	OR = 2.43 (CI:0.39–15.20)	0.342
City	OR = 1.92 (CI:0.38–9.78)	0.433
Village (ref)	1	1
Education Status
University and higher	OR = 2.98 (CI: 0.40-21.79)	0.284
High school	OR = 2.02 (CI:0.22–18.34)	0.533
Middle school and below (ref)	1	1
Need for Mental Support
No	OR = 4.4 (CI:0.70-28.38)	0.115
Yes(ref)	1	1
Hobbies
No	OR = 5.09 (CI:0.74–38.82)	0.97
Yes(ref)	1	1
Perceived Social Support	OR = 1.35 (CI:1.18–1.55)	< 0.001
Low High(ref)
Marital Adjustment	OR = 1.12 (CI: 1.00-1.26)	0.048
Incompatible Compatible(ref)

R2 = 0.849 (Nagelkerke)

Hosmer and Lemeshow test = 0.970