Table 4 Variables associated with self-reported spray tanning among undergraduate students (n = 566)
From: Intentional tanning behaviors among undergraduates on the United States’ Gulf Coast
Variable | Ever spray tanned N (%) | Odds Ratio | 95% CI | Adjusted Odds Ratio | 95% CI |
|---|---|---|---|---|---|
Age | |||||
18 years old (ref) | 45 (8.0) | 1.00 | 1.00 | ||
19 years old | 97 (17.1) | 1.09 | 0.74–1.62 | 1.42 | 0.86–2.34 |
20 years old | 94 (16.6) | 1.22 | 0.82–1.81 | 1.52 | 0.81–2.83 |
21 years old | 94 (16.6) | 1.37 | 0.92–2.04 | 1.32 | 0.67–2.59 |
22+ years old | 236 (41.7) | 1.36 | 0.95–1.94 | 1.31 | 0.69–2.49 |
Year | |||||
Freshman (ref) | 102 (18.0) | 1.00 | 1.00 | ||
Sophomore | 110 (19.4) | 1.03 | 0.76–1.39 | 0.74 | 0.47–1.15 |
Junior | 146 (25.8) | 1.13 | 0.85–1.49 | 0.76 | 0.45–1.31 |
Senior | 208 (36.7) | 1.55 | 1.18–2.02 | 1.14 | 0.66–1.99 |
Sex | |||||
Male (ref) | 28 (5.0) | 1.00 | 1.00 | ||
Female | 536 (95.0) | 11.54 | 7.81–17.05 | 8.79 | 5.86–13.18 |
Race | |||||
White (ref) | 503 (88.9) | 1.00 | 1.00 | ||
Black or African American | 17 (3.0) | 0.10 | 0.06–0.16 | 0.35 | 0.19–0.64 |
Other | 46 (8.1) | 0.41 | 0.30–0.57 | 0.79 | 0.53–1.19 |
Alabama Resident | |||||
No (ref) | 116 (20.5) | 1.00 | 1.00 | ||
Yes | 449 (79.5) | 0.98 | 0.78–1.24 | 0.97 | 0.74–1.28 |
Immediate family member with history of melanoma | |||||
No (ref) | 428 (75.6) | 1.00 | 1.00 | ||
Yes | 53 (9.4) | 1.48 | 1.05–2.07 | 1.05 | 0.71–1.55 |
Don’t know/Not sure | 85 (15.0) | 0.83 | 0.64–1.08 | 0.94 | 0.69–1.27 |
Fitzpatrick score | |||||
Fitzpatrick Type V/VI (ref) | 59 (10.4) | 1.00 | 1.00 | ||
Fitzpatrick Type I/II | 114 (20.1) | 3.85 | 2.72–5.45 | 1.78 | 1.11–2.86 |
Fitzpatrick Type III | 217 (38.3) | 3.55 | 2.60–4.85 | 1.29 | 0.85–1.94 |
Fitzpatrick Type IV | 176 (31.1) | 2.36 | 1.72–3.24 | 1.18 | 0.79–1.75 |
Number of lifetime blistering sunburns | |||||
None (ref) | 122 (21.6) | 1.00 | 1.00 | ||
1–2 | 250 (44.2) | 2.18 | 1.72–2.77 | 1.14 | 0.86–1.52 |
3–5 | 147 (26.0) | 2.78 | 2.12–3.65 | 1.33 | 0.95–1.87 |
6 or more | 47 (8.3) | 2.66 | 1.80–3.92 | 1.32 | 0.82–2.13 |
Outdoor tanner | |||||
No (ref) | 56 (9.9) | 1.00 | 1.00 | ||
Yes | 510 (90.1) | 6.61 | 4.95–8.83 | 2.51 | 1.76–3.57 |
Ever used a tanning bed | |||||
No (ref) | 83 (14.7) | 1.00 | 1.00 | ||
Yes | 483 (85.3) | 7.70 | 6.00–9.88 | 3.27 | 2.45–4.37 |
Intend to use tanning bed next 12 months | |||||
No (ref) | 343 (60.6) | 1.00 | 1.00 | ||
Yes | 223 (39.4) | 5.41 | 4.35–6.74 | 2.04 | 1.57–2.65 |