Table 1. Weighted Prevalence of Indoor Tanning in Past Year Among New Jersey High School Studentsa.
| Variable | Sample size, No. | 2012 | 2014 | 2016 | 2018 | 2018 [Reference: 2012]b | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| No.c | % (95% CI)d | No.c | % (95% CI)d | No.c | % (95% CI)d | No.c | % (95% CI)d | AOR (95% CI) | P valuee | ||
| Overall | 12 659 | 145 | 8.5 (5.9-11.1) | 311 | 8.9 (6.8-11.1) | 198 | 5.6 (4.0-7.3) | 192 | 4.6 (3.7-5.5) | 0.50 (0.36-0.70) | <.001 |
| Sex | |||||||||||
| Female | 6499 | 93 | 11.2 (7.0-15.5) | 164 | 9.2 (6.6-11.8) | 87 | 4.7 (3.3-6.2) | 92 | 4.5 (3.3-5.6) | 0.35 (0.22-0.54) | <.001 |
| Male | 6160 | 52 | 5.7 (4.1-7.4) | 147 | 8.7 (6.4-10.9) | 111 | 6.5 (4.1-9.0) | 100 | 4.7 (3.5-6.0) | 0.80 (0.53-1.20) | .02 |
| Students <17 y | |||||||||||
| Female | 4395 | 51 | 8.1 (4.4-11.9) | 79 | 6.1 (3.7-8.5) | 43 | 3.4 (2.3-4.5) | 44 | 3.6 (2.3-5.0) | 0.41 (0.23-0.75) | .03 |
| Male | 4024 | 35 | 5.2 (3.5-7.0) | 85 | 7.7 (5.1-10.3) | 65 | 5.7 (3.4-7.9) | 47 | 3.7 (2.3-5.1) | 0.68 (0.41-1.14) | .02 |
| Both sexes | 8419 | 86 | 6.7 (4.2-9.2) | 164 | 6.9 (4.8-9.0) | 108 | 4.5 (3.1-5.9) | 91 | 3.7 (2.7-4.6) | 0.52 (0.33-0.81) | .002 |
| Students ≥17 y | |||||||||||
| Female | 2104 | 42 | 19.3 (11.7-27.0) | 85 | 16.4 (12.1-20.8) | 44 | 7.9 (4.7-11.1) | 48 | 6.5 (4.7-8.2) | 0.28 (0.18-0.44) | <.001 |
| Male | 2136 | 17 | 6.9 (3.5-10.4) | 62 | 10.8 (8.5-13.1) | 46 | 8.5 (4.3-12.8) | 53 | 7.1 (5.0-9.1) | 1.02 (0.57-1.83) | .28 |
| Both sexes | 4240 | 59 | 12.8 (8.1-17.5) | 147 | 13.5 (10.8-16.2) | 90 | 8.2 (5.1-11.3) | 101 | 6.8 (5.4-8.2) | 0.49 (0.33-0.74) | <.001 |
| Race/ethnicity | |||||||||||
| Hispanic | 3748 | 37 | 9.1 (5.4-12.9) | 89 | 9.4 (6.5-12.3) | 78 | 7.9 (5.0-10.8) | 87 | 6.7 (4.6-8.8) | 0.71 (0.42-1.21) | .14 |
| Non-Hispanic White | 5676 | 90 | 10.3 (6.6-14.1) | 162 | 9.9 (7.4-12.3) | 76 | 4.9 (3.4-6.5) | 67 | 4.0 (3.0-5.0) | 0.36 (0.23-0.56) | <.001 |
| Other | 3235 | 18 | 4.5 (2.5-6.4) | 60 | 6.9 (4.1-9.7) | 44 | 5.1 (2.6-7.6) | 38 | 3.9 (2.3-5.5) | 0.85 (0.45-1.61) | .15 |
Abbreviation: AOR, adjusted odds ratio.
a
Indoor tanning was defined as using a tanning booth or bed with tanning lamps 1 or more times in the past year.
b
Compares 2018 tanning prevalence with 2012, the year prior to the tanning ban.
c
All numbers in the table are unweighted.
d
Weighted prevalence with race/ethnicity, sex, or age included as model covariates.
e
Using Satterthwaite-adjusted F tests from each multivariable regression analysis.