Table 4. Prevalence and odds ratio (crude and adjusted) for the co-occurrence of two risk factors in adults and older people. Vigitel, Brazil, 2015.

Combination of risk factors*	Adults					Older people
	%	ORcrude	95%CI	ORadjusted	95%CI	%	ORcrude	95%CI	ORadjusted	95%CI
Smoking and overweight	10.3	0.97	0.82–1.14	0.83	0.70–0.98	6.7	0.51	0.39–0.69	0.51	0.38–0.69
Smoking and physical inactivity	11.5	1.10	0.88–1.39	1.06	0.84–1.35	8.5	0.92	0.71–1.19	0.94	0.72–1.23
Smoking and use of alcohol	22.5	3.44	2.91–4.07	3.52	2.93–4.24	21.8	3.14	2.14–4.61	2.94	1.95–4.44
Smoking and poor diet	11.1	1.53	1.23–1.90	1.50	1.20–1.87	10.5	1.61	1.19–2.16	1.51	1.13–2.01
Smoking and physical inactivity	52.3	0.98	0.85–1.12	0.97	0.85–1.12	62.6	1.12	0.94–1.32	1.11	0.94–1.31
Overweight and use of alcohol	57.0	1.24	1.10–1.39	1.17	1.03–1.32	64.4	1.18	0.84–1.66	1.19	0.84–1.70
Poor diet and overweight	52.4	0.98	0.88–1.08	0.95	0.85–1.06	61.6	1.11	0.95–1.30	1.12	0.97–1.31
Physical inactivity and use of alcohol	10.6	0.78	0.65–0.92	0.75	0.63–0.90	28.9	0.86	0.60–1.23	0.93	0.65–1.33
Physical inactivity and poor diet	13.1	1.57	1.32–1.87	1.57	1.32–1.87	32.1	1.11	0.95–1.30	1.10	0.94–1.28
Poor diet and use of alcohol	21.2	1.70	1.46–1.98	1.45	1.24–1.70	7.7	2.15	1.51–3.07	1.96	1.36–2.82

*OR estimated in relation to the first risk factor. Odds ratio adjusted for sex, education and access to private health insurance.

In bold: statistically significant associations.