Table 4.

Trends in tobacco use: Interactions between sexual orientation and year.

	Male	Female
Ever Smoked Cigarettes
Heterosexual by Year 1999/2001	aOR (95% CI) ref	aOR (95% CI) ref
Bisexual by Year 2003/2005	0.76 (0.27–2.11)	1.18 (0.57–2.45)
Bisexual by Year 2007/2009	1.16 (0.41–3.23)	1.04 (0.55–1.97)
Bisexual by Year 2011/2013	0.59 (0.24–1.48)	1.04 (0.54–2.01)
Gay/Lesbian by Year 2003/2005	0.66 (0.20–2.15)	20.49 (1.90–221.03)
Gay/Lesbian by Year 2007/2009	1.79 (0.59–5.47)	3.51 (0.58–21.07)
Gay/Lesbian by Year 2011/2013	0.55 (0.20–1.53)	2.18 (0.46–10.26)
Early Onset Smoking
Heterosexual by Year 1999/2001	aOR (95% CI) ref	aOR (95% CI) ref
Bisexual by Year 2003/2005	0.65 (0.21–1.97)	1.11 (0.70–1.83)
Bisexual by Year 2007/2009	0.98 (0.39–2.43)	1.11 (0.70–1.75)
Bisexual by Year 2011/2013	0.57 (0.18–1.83)	1.06 (0.63–1.78)
Gay/Lesbian by Year 2003/2005	0.32 (0.10–1.05)	5.51 (1.36–22.23)
Gay/Lesbian by Year 2007/2009	0.52 (0.18–1.50)	2.28 (0.59–8.85)
Gay/Lesbian by Year 2011/2013	0.62 (0.21–1.82)	2.89 (0.72–11.64)
Smoked Daily in Past 30 days
Heterosexual by Year 1999/2001	bOR (95% CI) ref	bOR (95% CI) ref
Bisexual by Year 2003/2005	0.95 (0.29–3.07)	0.74 (0.40–1.34)
Bisexual by Year 2007/2009	1.78 (0.62–5.12)	0.94 (0.57–1.57)
Bisexual by Year 2011/2013	1.49 (0.49–4.55)	0.54 (0.22–1.36)
Gay/Lesbian by Year 2003/2005	0.77 (0.20–2.93)	2.82 (0.49–16.09)
Gay/Lesbian by Year 2007/2009	1.21 (0.39–3.76)	2.57 (0.45–14.72)
Gay/Lesbian by Year 2011/2013	1.16 (0.33–4.08)	3.63 (0.58–22.57)

Note. All outcomes were weighted. aOR = adjusted odds ratio for ethnicity and age; bOR = adjusted odds ratio for age only. aOR and bOR in bold indicates p < .05; CI = Confidence interval; ref: Reference group 1998; Models included sexual orientation, age, ethnicity (except for smoked daily in past 30 days), survey year, and orientation-by-year interaction; CI: Confidence interval.