the yes/no indicator that asks whether the participant had used amphetamine-type stimulants, which includes methamphetamine (speed, crystal meth, ice), misuse of prescription stimulant medications, such as methylphenidate (Ritalin, Concerta), dextroamphetamine (Dexedrine), mixed amphetamine salts (Adderall), and diet pills as part of the Timeline Followback Method assessment, a calendar-based measure for assessing self-reported retrospective daily estimates of alcohol, tobacco and/or illicit substance use.
the yes/no indicator that asks whether the participant had used amphetamine-type stimulants, which includes methamphetamine (speed, crystal meth, ice), misuse of prescription stimulant medications, such as methylphenidate (Ritalin, Concerta), dextroamphetamine (Dexedrine), mixed amphetamine salts (Adderall), and diet pills as part of the Timeline Followback Method assessment, a calendar-based measure for assessing self-reported retrospective daily estimates of alcohol, tobacco and/or illicit substance use.