Table 3.
Risk of Health Risk Behaviors by Cigarette Smoking and EVP Use, National YRBS, 2015
| Health Risk Behavior | Non-use | Cigarette Smoking Only | EVP Use Only | Dual Usea | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| % | PR | % | PR (95% CI) | % | PR (95% CI) | % | PR (95% CI) | ||||
| Injury and Violence | |||||||||||
| Text/email while drivingb | 34.4 | Ref | 53.4 | 1.19 (0.94, 1.49) | 52.7 | 1.39 (1.26, 1.53) | 62.7 | 1.41 (1.21, 1.64) | |||
| Engaged in a physical fightc | 16.5 | Ref | 36.3 | 1.88 (1.52, 2.33) | 29.6 | 1.72 (1.53, 1.93) | 55.2d,e | 2.87 (2.53, 3.26) | |||
| Carried a weaponb | 2.5 | Ref | 8.0 | 1.48 (0.84, 2.59) | 4.9 | 1.45 (0.99, 2.12) | 12.0 | 1.82 (1.30, 2.56) | |||
| Attempted suicidec | 5.7 | Ref | 18.5 | 3.46 (2.51, 4.77) | 10.5f | 1.86 (1.53, 2.25) | 23.3e | 4.01 (3.17, 5.08) | |||
| Substance Use | |||||||||||
| Current alcohol useb | 18.7 | Ref | 72.7 | 2.67 (2.22, 3.20) | 61.9 | 2.62 (2.39, 2.87) | 86.4d,e | 3.29 (2.88, 3.77) | |||
| Current marijuana useb | 9.9 | Ref | 51.4 | 3.49 (2.80, 4.36) | 43.7 | 3.70 (3.16, 4.32) | 69.7d,e | 5.22 (4.42, 6.18) | |||
| Ever synthetic marijuana use | 3.2 | Ref | 26.1 | 5.39 (3.84, 7.58) | 14.5f | 3.67 (3.04, 4.44) | 40.2d,e | 8.65 (6.60, 11.35) | |||
| Ever use of other illicit drugsg | 6.1 | Ref | 29.2 | 3.23 (2.17, 4.83) | 19.8 | 2.73 (2.25, 3.30) | 50.7d,e | 5.75 (4.48, 7.40) | |||
| Ever non-medical use of prescription drugs | 9.3 | Ref | 36.1 | 2.66 (2.04, 3.48) | 24.8 | 2.30 (1.97, 2.68) | 54.9d,e | 4.13 (3.44, 4.96) | |||
| Sexual Risk Behaviors | |||||||||||
| Four or more lifetime sexual partners | 6.1 | Ref | 33.8 | 3.84 (2.86, 5.16) | 16.9f | 2.35 (1.93, 2.87) | 39.0e | 4.60 (3.64, 5.81) | |||
| Current sexual activityh | 21.5 | Ref | 56.3 | 1.93 (1.64, 2.28) | 46.2 | 1.86 (1.65, 2.10) | 63.8e | 2.30 (1.91, 2.78) | |||
| Did not use a condom at last sexual intercoursei | 41.5 | Ref | 48.4 | 1.17 (0.93, 1.49) | 38.1 | 0.93 (0.82, 1.05) | 52.2e | 1.27 (1.07, 1.50) | |||
| Dietary Behaviors and Physical Activity j | |||||||||||
| Fruit <2 times/day | 69.4 | Ref | 71.5 | 1.05 (0.96, 1.14) | 65.7 | 0.95 (0.90, 1.01) | 66.8 | 0.99 (0.93, 1.06) | |||
| Vegetables <3 times/day | 86.6 | Ref | 82.8 | 0.98 (0.94, 1.02) | 84.5 | 0.98 (0.95, 1.01) | 79.0 | 0.94 (0.91, 0.98) | |||
| Soda ≥3 times/day | 5.3 | Ref | 15.3 | 2.66 (1.79, 3.95) | 7.6f | 1.35 (1.04, 1.76) | 18.1e | 3.03 (2.26, 4.05) | |||
| <7 days of physical activity | 74.1 | Ref | 76.4 | 1.07 (1.00, 1.15) | 66.7f | 0.91 (0.88, 0.95) | 69.5e | 1.01 (0.96, 1.07) |
Abbreviations: EVP, electronic vapor product. YRBS, Youth Risk Behavior Survey. PR, prevalence ratio. CI, confidence interval.
PRs (adjusted for sex, race/ethnicity, grade, smokeless tobacco use, and cigar smoking): Comparisons are considered significant if 95% CIs do not include 1.0.
Linear contrasts: Differences are considered significant if p<0.05 for the contrast. Significant differences are noted on the prevalence estimates.
Dual use is defined as currently smoking cigarettes and using EVPs.
During the 30 days before the survey.
During the 12 months before the survey.
Linear contrast is significant for dual use vs. cigarette smoking only.
Linear contrast is significant for dual use vs. EVP use only.
Linear contrast is significant for EVP use only vs. cigarette smoking only.
Cocaine, inhalants, heroin, methamphetamines, ecstasy, and hallucinogenic drugs.
During the 3 months before the survey.
Analyzed among students who were currently sexually active.
During the 7 days before the survey.