TABLE 1

Question Wording and Analytic Coding for Included Health Risk Behaviors, National YRBS, 2015

Health Risk BehaviorQuestionnaire ItemAnalytic Coding
Injury and violence
 Text/e-mail while drivingDuring the past 30 days, on how many days did you text or e-mail while driving a car or other vehicle?a≥1 vs 0 days
 Engaged in a physical fightDuring the past 12 months, how many times were you in a physical fight?≥1 vs 0 times
 Carried a weaponDuring the past 30 days, on how many days did you carry a weapon such as a gun, knife, or club?≥1 vs 0 days
 Attempted suicideDuring the past 12 months, how many times did you actually attempt suicide?≥1 vs 0 times
Substance use
 Current alcohol useDuring the past 30 days, on how many days did you have at least 1 drink of alcohol?≥1 vs 0 days
 Current marijuana useDuring the past 30 days, how many times did you use marijuana?≥1 vs 0 times
 Ever synthetic marijuana useDuring your life, how many times have you used synthetic marijuana (also called K2, Spice, fake weed, King Kong, Yucatan Fire, Skunk, or Moon Rocks)?≥1 vs 0 times
 Ever use of other illicit drugsCombines all of the following individual questionnaire items:≥1 vs 0 times
 During your life, how many times have you used any form of cocaine, including powder, crack, or freebase?
 During your life, how many times have you sniffed glue, breathed the contents of aerosol spray cans, or inhaled any paints or sprays to get high?
 During your life, how many times have you used heroin (also called smack, junk, or China White)?
 During your life, how many times have you used methamphetamines (also called speed, crystal, crank or ice)?
 During your life, how many times have you used ecstasy (also called MDMA)?
 During your life, how many times have you used hallucinogenic drugs, such as LSD, acid, PCP, angel dust, mescaline, or mushrooms?
 Ever nonmedical use of prescription drugsDuring your life, how many times have you taken a prescription drug (such as OxyContin, Percocet, Vicodin, codeine, Adderall, Ritalin, or Xanax) without a doctor’s prescription?≥1 vs 0 times
Sexual risk behaviors
 Lifetime sexual partnersDuring your life, with how many people have you had sexual intercourse?≥4 vs <4 persons
 Currently sexually activeDuring the past 3 months, with how many people did you have sexual intercourse?≥1 vs 0 persons
 Condom use at last sexual intercourseThe last time you had sexual intercourse, did you or your partner use a condom?bNo vs yes
Dietary behaviors and physical activity
 Fruit intakeCombines 2 questionnaire items:<2 times/day vs ≥2 times/day
 During the past 7 days, how many times did you eat fruit? (Do not count fruit juice.)
 During the past 7 days, how many times did you drink 100% fruit juices such as orange juice, apple juice, or grape juice? (Do not count punch, Kool-Aid, sports drinks, or other fruit-flavored drinks.)
 Vegetable intakeCombines 4 questionnaire items:<3 times/day vs ≥3 times/day
 During the past 7 days, how many times did you eat green salad?
 During the past 7 days, how many times did you eat potatoes? (Do not count French fries, fried potatoes, or potato chips.)
 During the past 7 days, how many times did you eat carrots?
 During the past 7 days, how many times did you eat other vegetables? (Do not count green salad, potatoes, or carrots.)
 Soda intakeDuring the past 7 days, how many times did you drink a can, bottle, or glass of a sports drink such as Gatorade or PowerAde? (Do not count low-calorie sports drinks such as Propel or G2.)≥3 times/day vs <3 times/day
 Physical activityDuring the past 7 days, on how many days were you physically active for a total of at least 60 minutes per day? (Add up all the time you spent in any kind of physical activity that increased your heart rate and made you breathe hard some of the time.)<7 days vs 7 days
  • a Excludes students who did not drive a car or other vehicle during the past 30 days.

  • b Excludes students who were not currently sexually active.