Table 2.

Factors associated with smoking susceptibility and current smoking pre-and -during COVID.

	Smoking susceptibility (n= 2,596)				Current smoker (n=3,729)
	OR	95% CI	AOR	95% CI	OR	95% CI	AOR	95% CI
Wave
Pre-COVID		Ref		Ref.		Ref.		Ref.
During COVID	1.03	(0.89 – 1.17)	1.38 **	(1.17 – 1.61)	0.31 **	(0.24 – 0.41)	0.41 **	(0.28 – 0.59)
Frequency of visiting stores
Never		Ref		Ref		Ref.		Ref.
Sometimes	1.33 *	(1.11 – 1.59)	1.21	(0.98 – 1.48)	2.24 **	(1.51 – 3.32)	1.14	(0.66 – 1.96)
Frequently-very frequently	1.79 **	(1.44 – 2.23)	1.58 **	(1.23 – 2.03)	3.60 **	(2.38 – 5.44)	1.27	(0.72 – 2.26)
Exposure to online ads for cigarettes
Never		Ref		Ref.		Ref.		Ref
Sometimes	1.80 **	(1.53 – 2.11)	1.25 *	(1.01 – 2.07)	1.76 **	(1.33 – 2.34)	1.13	(0.79 – 1.63)
Frequently-very frequently	2.01 **	(1.47 – 2.75)	1.02	(0.69 – 1.52)	3.13 **	(2.10 – 4.64)	1.13	(0.63 – 2.02)
Exposure to online ads for e-cigarettes
Never		Ref		Ref.		Ref.		Ref
Sometimes	2.12 **	(1.79 – 2.50)	1.66 **	(1.34 – 2.06)	1.83 **	(1.31 – 2.57)	0.99	(0.64 – 1.51)
Frequently-very frequently	3.40 **	(2.57 – 4.48)	2.79 **	(1.95 – 3.99)	5.40 **	(3.73 – 7.83)	1.79 *	(1.07 – 3.00)
Sex
Female		Ref		Ref.		Ref.		Ref.
Male	0.97	(0.81 – 1.15)	0.96	(0.79 – 1.15)	1.23	(0.94 – 1.61)	1.05	(0.75 – 1.47)
School grade
7th–8th grade		Ref		Ref		Ref.		Ref.
9th grade	1.03	(0.86 – 1.22)	0.88	(0.72 – 1.07)	1.85 *	(1.22 – 2.79)	0.73	(0.42 – 1.26)
10 th grande	0.99	(0.80 – 1.22)	0.71 *	(0.56 – 0.89)	4.12 **	(2.74 – 6.18)	1.13	(0.66 – 1.95)
11thߝ12th grade	0.73 *	(0.55 – 0.96)	0.48 **	(0.35 – 0.66)	4.19 **	(2.70 – 6.49)	1.04	(0.58 – 1.86)
Parents education
High-school or less		Ref		Ref		Ref.		Ref
University	1.14	(0.92 – 1.41)	1.13	(0.89 – 1.43)	0.87	(0.64 – 1.18)	0.87	(0.60 – 1.25)
Don’t know	1.11	(0.81 – 1.52)	1.23	(0.88 – 1.72)	0.61	(0.36 – 1.03)	1.00	(0.52 – 1.94)
Family smoke
No		Ref		Ref.		Ref.		Ref.
Yes	1.45 **	(1.23 – 1.72)	1.26 *	(1.05 – 1.52)	2.81 **	(2.16 – 3.65)	1.85 **	(1.32 – 2.58)
Friends smoke
No		Ref		Ref.		Ref.		Ref.
Yes	1.64 **	(1.40 – 1.92)	1.44 **	(1.18 – 1.76)	6.29 **	(4.40 – 9.01)	3.22 **	(2.10 – 4.92)
Family uses e-cigarettes
No		Ref		Ref				Ref.
Yes	1.54 **	(1.24 – 1.91)	1.02	(0.80 – 1.30)	2.59 **	(2.00 – 3.34)	0.86	(0.61 – 1.21)
Friends use e-cigarettes
No		Ref		Ref		Ref.		Ref
Yes	1.71 **	(1.46 – 2.02)	1.11	(0.89 – 1.36)	4.76 **	(3.24 – 7.00)	0.85	(0.52 – 1.38)
Current e-cigarette user
No		Ref		Ref.		Ref.		Ref.
Yes	2.00 **	(1.56 – 2.58)	1.40 *	(1.05 – 1.87)	15.56 **	(11.39 – 21.26)	4.98 **	(3.45 – 7.21)
Alcohol use (past 30 days)
No		Ref		Ref.		Ref.		Ref.
Yes	2.30 **	(1.93 – 2.73)	1.99 **	(1.63 – 2.42)	12.54 **	(8.42 – 18.68)	3.27 **	(2.02 – 5.29)
Marihuana use (past 12 months)
No		Ref		Ref		Ref.		Ref.
Yes	2.44 *	(1.29 – 4.58)	1.44	(0.68 – 3.05)	13.83 **	(10.33 – 18.53)	4.65 **	(3.28 – 6.59)
Perceived harm from smoking (disease)
I don’t know/ it won’t happen/ unlikely		Ref		Ref.		Ref.		Ref.
Likely/very likely	1.54 *	(1.13 – 2.09)	1.67 *	(1.20 – 2.32)	0.70	(0.47 – 1.05)	0.76	(0.47 – 1.23)
Surely	1.09	(0.79 – 1.49)	1.21	(0.86 – 1.69)	0.45 **	(0.29 – 0.71)	0.60	(0.35 – 1.02)
Perceived addictiveness of smoking
No		Ref		Ref		Ref		Ref
Yes	0.81 *	(0.68 – 0.96)	0.76 *	(0.63 – 0.91)	0.62 **	(0.49 – 0.81)	0.70 *	(0.51 – 0.97)

P -values:

^*p-value <0.050,

^**p-value <0.001