Table 3.

Variables which influence attitudes towards SFSH, crude and adjusted (n = 445)

	Favourable attitude				Somewhat favourable attitude				Indecisive attitude
	OR crude (95% CI)	p	OR adjusted (95% CI)	p	OR crude (95% CI)	p	OR adjusted (95% CI)	p	OR crude (95% CI)	p	OR adjusted (95% CI)	p
Categorical variables
Employed as
Management	REF		REF		REF		REF		REF		REF
Teaching staff	1.86 (1.13–3.08)	0.015	2.08 (1.13–3.82)	0.018	0.69 (0.39–1.23)	0.205	0.64 (0.31–1.33)	0.229	1.14 (0.98–3.10)	0.061	1.38 (0.69–2.78)	0.360
Sex
Male	REF		REF		REF		REF		REF		REF
Female	2.33 (1.46–3.72)	p < 0.001	2.36 (1.45–3.83)	0.001	3.43 (1.87–6.29)	p < 0.001	3.53 (1.89–6.61)	p < 0.001	1.76 (1.03–2.99)	0.038	1.58 (0.91–2.74)	0.101
Educational attainment
Short or vocational education	REF		REF		REF		REF		REF		REF
Medium or long education	0.97 (0.60–1.58)	0.916	1.30 (0.73–2.24)	0.385	1.50 (0.84–2.69)	0.174	1.14 (0.57–2.29)	0.703	0.85 (0.48–1.15)	0.570	0.99 (0.52–1.90)	0.991
Continuous variables
Age	1.01 (0.99–1.04)	0.348	1.05 (1.01–1.09)	0.011	1.02 (0.99–1.06)	0.224	1.06 (1.01–1.11)	0.010	0.99 (0.96–1.02)	0.327	1.03 (0.99–1.07)	0.205
Years of employment in a VET school	0.99 (0.96–1.01)	0.255	0.98 (0.94–1.01)	0.202	0.98 (0.95–1.01)	0.243	0.95 (0.91–0.99)	0.025	0.96 (0.92–0.99)	0.007	0.95 (0.91–0.99)	0.019

Notes: REF: Reference category. The reference category is: Not favourable attitude (not shown)

SFSH Smoke-free-school-hours, MLR Multinomial logistic regression, CI Confidence interval, OR Odds ratio