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 | NHANES | Have you ever used cocaine, including crack or freebase, or other street drugs? | 2001 |
| NHBSS | Have you ever in your life shot up or injected any drugs other than those prescribed for you? By shooting up, I mean anytime you might have used drugs with a needle, either by mainlining, skin popping, or muscling. | 2011 |
| NHBSS | When was the last time you injected any drug? That is, how many days or months or years ago did you last inject? | 2011 |
| NHBSS | Have you ever in your life shot up or injected any drugs other than those prescribed for you? By shooting up, I mean anytime you might have used drugs with a needle, either by mainlining, skin popping, or muscling. | 2011 |
| NHBSS | When was the last time you injected any drug? That is, how many days or months or years ago did you last inject? | 2011 |
| NHBSS | How many people in [project area] do you know who inject? (By “know,’ I mean you know their name OR you see them around even if you don’t know their name). | 2011 |
| NHBSS | Is there anyone else you know in [insert project area] who injects? Remember, by “know,” I mean you know their name OR you see them around even if you don’t know their name. | 2011 |
| NHBSS | Of those ________[insert number from N1] people who live in [project area] and you know inject, how many have you seen at least once in the past 30 days? (Again by “know,’ I mean you know their name OR you see them around even if you don’t know their name). | 2011 |
| NHBSS | You said you don’t know anyone in [insert project area] who injects and who you’ve seen at least once in the past 30 days. Is this correct? Remember, by “know,” I mean you know their name OR you see them around even if you don’t know their name. | 2011 |
| NHBSS | Is there anyone else you know in [insert project area] who injects and who you’ve seen at least once in the past 30 days? Remember, by “know,” I mean you know their name OR you see them around even if you don’t know their name. | 2011 |
| NHBSS | Of the ________[insert number from N2a] people who inject that you have seen in the past 30 days, how many are male? | 2011 |
| NHBSS | So, all the people you know who inject and that you have seen in the past 30 days are male? | 2011 |
| NHBSS | Of the ________[insert number from N2a] people who inject that you have seen in the past 30 days, how many are female? | 2011 |
| NHBSS | Of the ____ [insert number from N2a] people who inject that you have seen in the past 30 days, how many are Latino/a or Hispanic? | 2011 |
| VACS | In the past 30 days, have you used drugs such as marijuana, pills, ecstasy or huffed/sniffed any chemical such as shabu or rugby? | 2012 |
| VACS | In the past 30 days, have you used drugs such as marijuana, pills, ecstasy, yama or sniffed any chemical such as petrol or glue? | 2013 |
| UBDHQ | Have you ever... Used needles to take drugs, steroids, or anything NOT prescribed by your doctor? | 2012 |
| DRAI | Did she/he EVER use or take drugs, such as steroids, cocaine, heroin, amphetamines, or anything NOT prescribed by her/his doctor? | 2013 |
| PRAMS | During the month before you got pregnant, did you take or use any of the following drugs for any reason? | 2016 |
| PRAMS | During your most recent pregnancy, did you use heroin, cocaine, amphetamines, or barbiturates such as phenobarbital? | 2016 |
| Not Applicable | During the past 30 days, have you used cocaine or methamphetamines? | 2017 |
| Not Applicable | During the past 30 days, how many times have you used cocaine? | 2017 |
| Not Applicable | During the past 30 days, how many times have you driven while perhaps under the influence of cocaine or methamphetamines? | 2017 |
| Not Applicable | In the past 30 days what substances, if any, did you use with other substances? | 2017 |
| Not Applicable | In the past 30 days what substances, if any, were you under the influence of, while driving? | 2017 |