. Author manuscript; available in PMC: 2018 Sep 25.

Published in final edited form as: Nicotine Tob Res. 2017 Oct 1;19(10):1232–1237. doi: 10.1093/ntr/ntw165

Table 2.

Logistic regression of association between views on warnings on cigarettes and smoking habits of social network, smoking status and demographics

	A. Would put people off starting to smoke 1 = Would put people off starting to smoke (821), 0 = Neutral / Would not (326)					B. Would make people want to give up smoking 1 = Would make people want to give up smoking (607), 0 = Neutral / Would not (524).					C. Support for health warnings on cigarettes 1 = All cigarettes should have a health warning on them (971), 0 = Neutral / Should not (176).
	N	Adj OR^*	95% CI Lower	95% CI Upper	P	N	Ad OR^*	95% CI Lower	95% CI Upper	P	N	Adj OR^*	95% CI Lower	95% CI Upper	P
Close Friends Smoking					0.59					0.63					0.01
Majority do not smoke	899	ref				886	ref				898	ref
Majority smoke	116	0.81	0.51	1.29	0.37	115	0.99	0.63	1.57	0.97	116	0.47	0.28	0.78	<0.01
Not stated	132	1.09	0.71	1.68	0.69	130	1.21	0.82	1.78	0.34	133	1.15	0.63	2.09	0.65
Parental Smoking					0.05					0.48					0.71
Neither	576	ref				564	Ref				576	Ref
Either or both	468	0.80	0.60	1.07	0.14	463	0.93	0.71	1.21	0.57	467	1.11	0.75	1.62	0.61
Not sure/not stated/no mum/dad	103	0.58	0.37	0.93	0.02	104	0.77	0.50	1.19	0.24	104	0.86	0.47	1.58	0.63
Gender
Male	571	ref				560	Ref				574	Ref
Female	576	0.99	0.76	1.29	0.96	571	0.99	0.78	1.26	0.94	573	1.05	0.75	1.47	0.77
Age	114	0.89	0.82	0.97	<0.01	1131	0.93	0.86	1.00	0.07	1147	0.97	0.87	1.08	0.53
Social Grade
ABC1	465	ref				455	Ref				466	Ref
C2DE	682	1.19	0.90	1.58	0.21	676	1.20	0.94	1.55	0.15	681	1.17	0.82	1.67	0.39
Smoking status					0.01					<0.01					<0.001
Current smoker	81	ref				80	Ref				81	Ref
Experimenter/Past smoker	140	1.62	0.90	2.90	0.11	140	2.20	1.20	4.04	0.01	140	2.52	1.35	4.71	<0.01
Never smoker	926	2.24	1.30	3.88	<0.01	911	2.67	1.51	4.72	<0.01	926	4.91	2.70	8.92	<0.001
	Test of model coefficients: χ²=45.21, df=9, p<0.001. Nagelkerke R²=0.06. Hosmer & Lemeshow χ²= 4.81, df=8, p=0.78.					Test of model coefficients: χ²=30.10, df=9, p<0.001. Nagelkerke R²=0.04. Hosmer & Lemeshow χ²= 6.88, df=8, p=0.55.					Test of model coefficients: χ²=76.96, df=9, p<0.001. Nagelkerke R²=0.11. Hosmer & Lemeshow χ²= 3.00, df=8, p=0.93.

adjusted for all other variables in the model, Adj OR, adjusted odds ratio; ref, reference category; 95% CI, 95% confidence interval