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. 2014 Dec 17;2:40–43. doi: 10.1016/j.pmedr.2014.12.004

Table 2.

Correlates of indoor tanning and sunless tanning among U.S. female teens aged 12 to 18 years, iStart cohort 1 May 2011.

		Indoor tanners (N = 124)				Sunless tanners (N = 190)
Variable		Mean	SD	Crude OR	Adjusted OR^a	Mean	SD	Crude OR	Adjusted OR^a
Age (years)		15.99	1.95	1.37 (1.23–1.52)	1.35 (1.21–1.52)	15.65	1.92	1.24 (1.14–1.35)	1.23 (1.12–1.35)

Variable		Yes %	No %	Crude OR	Adjusted OR^a	Yes %	No %	Crude OR	Adjusted OR^a

Marital status (caregiver)	Not Married	17.0	83.0	1.07 (0.70–1.65)	1.59 (0.95–2.67)	17.4	82.6	0.55 (0.36–0.83)	0.90 (0.56–1.45)
Married	16.1	83.9	1.00^b	1.00^b	27.8	72.2	1.00^b	1.00^b
Education (caregiver)	College	16.3	83.7	1.00 (0.62–1.60)	0.92 (0.54–1.56)	26.9	73.1	1.67 (1.08–2.60)	1.35 (0.83–2.20)
No College	16.3	83.7	1.00^b	1.00^b	18.1	81.9	1.00^b	1.00^b
Household income	< $50,000	15.6	84.4	0.92 (0.62–1.37)	0.99 (0.62–1.58)	19.6	80.4	0.62 (0.43–0.88)	0.82 (0.55–1.24)
≥$50,000	16.8	83.2	1.00^b	1.00^b	28.4	71.6	1.00^b	1.00^b
Race	White	20.4	79.6	13.37 (4.32–41.4)	13.25 (4.16–42.24)	31.1	68.9	11.79 (5.18–26.85)	10.18 (4.39–23.58)
Other	1.9	98.1	1.00^b	1.00^b	3.7	96.3	1.00^b	1.00^b
Residence	Non-metropolitan	24.6	75.4	1.88 (1.18–3.01)	1.82 (1.07–3.10)	24.7	75.3	0.98 (0.62–1.54)	1.04 (0.63–1.72)
Metropolitan	14.8	85.2	1.00^b	1.00^b	25.1	74.9	1.00^b	1.00^b
Region	Northeast	18.0	82.0	1.54 (0.87–2.71)	1.16 (0.63–2.13)	20.6	79.4	1.21 (0.72–2.05)	0.93 (0.53–1.61)
Midwest	24.1	75.9	2.21 (1.34–3.66)	1.85 (1.08–3.18)	30.9	69.1	2.09 (1.33–3.28)	1.66 (1.03–2.69)
West	14.1	85.9	1.15 (0.67–1.97)	1.18 (0.66–2.10)	17.6	82.4	2.45 (1.59–3.78)	2.31 (1.45–3.67)
South	12.5	87.5	1.00^b	1.00^b	34.4	65.6	1.00^b	1.00^b

^a

Adjusted odds ratio from a multivariate logistic regression model with adjustment for all covariates.

^b

Indicates reference category.