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Table 1 Comparison the NMURx and NSDUH Survey characteristics in 2022

From: Comparison of heroin and fentanyl use in US nationally representative surveys

Survey

Design and Methods

Heroin Ascertainment

Illicitly Manufactured Fentanyl Ascertainment

Survey of Non-Medical Use of Prescription Drugs (NMURx)

• Nonprobability sample.

• Weighted to represent adults ages ≄ 18 years

• Participants seek opportunity to complete surveys for payment from a commercial survey firm.

• Focus on nonmedical use of prescription drugs and substances

• Online only

• Random order of substance use items

Have you ever used heroin (Brown sugar, Cheese, China White, Dope, H, Horse, Junk, Skag, Skunk, Smack, White Horse)?

Have you ever used fentanyl not made by a drug company (Apache, China Girl, China White, Dance Fever, Friend, Goodfella, Jackpot, Murder 8, Tango and Cash, TNT)?

Have you ever used drugs similar to fentanyl (carfentanil, acetylfentanyl, or furanylfentanyl)?

National Survey on Drug Use and Health (NSDUH)

• Probability sample

• Weighted to presented non-institutionalized adults ages ≄ 12 years

• Participants recruited based on household sampling by a federal contractor.

• Focus on substance use, mental health, and treatment.

• In-person or online

• Static order of substance use items

o There are 49 modules. Heroin is asked in module 9 while IMF is asked in module 39.

These next questions are about heroin.

Have you ever, even once, used heroin?

This next question is about illegally made fentanyl, which is fentanyl that people can’t get from a doctor or pharmacy. Illegally made fentanyl can come in forms such as powder, pills, or blotter paper. It can also be mixed with heroin or other drugs.

Have you ever, even once, used illegally made fentanyl?