Table 3.

Multivariable ordinal logistic regression model of demographic and behavioural risk factors for higher categories of current (past 30 days) multiple tobacco product use

Covariate	Adjusted proportional OR	95% CI
Age group (Ref: 15–17 years)
18–20 years	1.67	0.84 to 3.31
21–23 years	1.01	0.49 to 2.06
Male (Ref: female)	1.91	1.21 to 3.03
Race/ethnicity (Ref: non-Hispanic white)
Non-Hispanic black	0.34	0.11 to 1.07
Hispanic	0.9	0.43 to 1.89
Non-Hispanic other	0.99	0.46 to 2.11
Sensation seeking quartile (Ref: 1st (lowest))
2nd	1.18	0.6 to 2.31
3rd	2.2	1.15 to 4.21
4th (highest)	2.02	1.1 to 3.72
Friends smoke (Ref: no)	2.14	0.74 to 6.22
Parents smoke (Ref: never)
Former	0.79	0.46 to 1.37
Current	1.11	0.67 to 1.85
Maternal education (Ref: less than high school)
High school graduate	1.11	0.46 to 2.66
At least some college	0.84	0.38 to 1.89
Age first tried tobacco	0.89	0.8 to 0.98
First tobacco product flavoured	0.65	0.4 to 1.08
First tobacco product other tobacco product	1.37	0.78 to 2.4
First tobacco product non-combustible	2.36	1.04 to 5.34

Proportional OR estimates adjusted for other covariates in table.