Table S1.
Read code list for non-alcohol substance misuse
| Read code | Description |
|---|---|
| 146C.00 | Failed heroin detoxification |
| 146E.00 | H/O: recreational drug use |
| 146F.00 | H/O: drug abuse |
| 1J1.00 | Suspected drug abuse |
| 1J10.00 | Suspected abuse soft drugs |
| 1J11.00 | Suspected abuse hard drugs |
| 1T.00 | History of substance misuse |
| 1T0.00 | H/O heroin misuse |
| 1T00.00 | H/O daily heroin misuse |
| 1T01.00 | H/O weekly heroin misuse |
| 1T02.00 | Previous history of heroin misuse |
| 1T03.00 | H/O infrequent heroin misuse |
| 1T1.00 | H/O methadone misuse |
| 1T10.00 | H/O daily methadone misuse |
| 1T11.00 | H/O weekly methadone misuse |
| 1T13.00 | Previous history of methadone misuse |
| 1T2.00 | H/O ecstasy misuse |
| 1T20.00 | H/O daily ecstasy misuse |
| 1T21.00 | H/O weekly ecstasy misuse |
| 1T22.00 | H/O infrequent ecstasy misuse |
| 1T23.00 | Previous history of ecstasy misuse |
| 1T3.00 | H/O benzodiazepine misuse |
| 1T30.00 | H/O daily benzodiazepine misuse |
| 1T31.00 | H/O weekly benzodiazepine misuse |
| 1T32.00 | H/O infrequent benzodiazepine misuse |
| 1T33.00 | Previous history of benzodiazepine misuse |
| 1T4.00 | H/O amphetamine misuse |
| 1T40.00 | H/O daily amphetamine misuse |
| 1T41.00 | H/O weekly amphetamine misuse |
| 1T42.00 | H/O infrequent amphetamine misuse |
| 1T43.00 | Previous history of amphetamine misuse |
| 1T5.00 | H/O cocaine misuse |
| 1T50.00 | H/O daily cocaine misuse |
| 1T51.00 | H/O weekly cocaine misuse |
| 1T52.00 | H/O infrequent cocaine misuse |
| 1T53.00 | Previous history of cocaine misuse |
| 1T6.00 | H/O crack cocaine misuse |
| 1T60.00 | H/O daily crack cocaine misuse |
| 1T61.00 | H/O weekly crack cocaine misuse |
| 1T62.00 | H/O infrequent crack cocaine misuse |
| 1T63.00 | Previous history of crack cocaine misuse |
| 1T7.00 | H/O hallucinogen misuse |
| 1T73.00 | Previous history of hallucinogen misuse |
| 1T8.00 | H/O cannabis misuse |
| 1T80.00 | H/O daily cannabis misuse |
| 1T81.00 | H/O weekly cannabis misuse |
| 1T82.00 | H/O infrequent cannabis misuse |
| 1T83.00 | Previous history of cannabis misuse |
| 1T9.00 | H/O solvent misuse |
| 1T90.00 | H/O daily solvent misuse |
| 1T91.00 | H/O weekly solvent misuse |
| 1T93.00 | Previous history of solvent misuse |
| 1TA.00 | H/O barbiturate misuse |
| 1TB0.00 | H/O daily major tranquilizer misuse |
| 1TD.00 | H/O opiate misuse |
| 1TD0.00 | H/O daily opiate misuse |
| 1TD1.00 | H/O weekly opiate misuse |
| 1TD2.00 | H/O infrequent opiate misuse |
| 1TD3.00 | Previous history of opiate misuse |
| 1TE.00 | Uses heroin on top of substitution therapy |
| 1TF.00 | Does not use heroin on top of substitution therapy |
| 1V.00 | Drug misuse behavior |
| 1V0.00 | Misuses drugs |
| 1V00.00 | Occasional drug user |
| 1V01.00 | Long-term drug misuser |
| 1V02.00 | Poly-drug misuser |
| 1V0C.00 | Drug addict |
| 1V0E.00 | Health problem secondary to drug misuse |
| 1V26.00 | Misused drugs in past |
| 1V3.00 | Drug injection behavior |
| 1V38.00 | Sharing of drug-injecting equipment |
| 1V6.00 | Drug-related offending behavior |
| 1V64.00 | Illicit drug use |
| 1V65.00 | Heroin misuse |
| 1V66.00 | Ecstasy misuse |
| 46Q5.00 | Urine amphetamine |
| 46Q5.11 | Amphetamine in urine |
| 46QA.00 | Urine cocaine |
| 63C6.00 | Maternal drug abuse |
| 8AA.00 | Drug abuse monitoring |
| 8H7x.00 | Referral to drug abuse counselor |
| 8HHL.00 | Referral to community drug dependency team |
| 8Hh1.00 | Self-referral to substance misuse service |
| E240.11 | Heroin dependence |
| E242.00 | Cocaine type drug dependence |
| E242000 | Cocaine dependence, unspecified |
| E242100 | Cocaine dependence, continuous |
| E242200 | Cocaine dependence, episodic |
| E242300 | Cocaine dependence in remission |
| E242z00 | Cocaine drug dependence NOS |
| E244.00 | Amphetamine or other psychostimulant dependence |
| E244000 | Amphetamine or psychostimulant dependence, unspecified |
| E244100 | Amphetamine or psychostimulant dependence, continuous |
| E244200 | Amphetamine or psychostimulant dependence, episodic |
| E244300 | Amphetamine or psychostimulant dependence in remission |
| E244z00 | Amphetamine or psychostimulant dependence NOS |
| E25.00 | Nondependent abuse of drugs |
| E256.00 | Nondependent cocaine abuse |
| E256000 | Nondependent cocaine abuse, unspecified |
| E256100 | Nondependent cocaine abuse, continuous |
| E256200 | Nondependent cocaine abuse, episodic |
| E256300 | Nondependent cocaine abuse in remission |
| E256z00 | Nondependent cocaine abuse NOS |
| E257.00 | Nondependent amphetamine or other psychostimulant abuse |
| E257000 | Nondependent amphetamine/psychostimulant abuse, unspecified |
| E257100 | Nondependent amphetamine/psychostimulant abuse, continuous |
| E257200 | Nondependent amphetamine or psychostimulant abuse, episodic |
| E257300 | Nondependent amphetamine/psychostimulant abuse in remission |
| E257z00 | Nondependent amphetamine or psychostimulant abuse NOS |
| E259.00 | Nondependent mixed drug abuse |
| E259000 | Nondependent mixed drug abuse, unspecified |
| E259100 | Nondependent mixed drug abuse, continuous |
| E259200 | Nondependent mixed drug abuse, episodic |
| E259300 | Nondependent mixed drug abuse in remission |
| E259z00 | Nondependent mixed drug abuse NOS |
| E25y.00 | Nondependent other drug abuse |
| E25y000 | Nondependent other drug abuse, unspecified |
| E25y100 | Nondependent other drug abuse, continuous |
| E25y200 | Nondependent other drug abuse, episodic |
| E25y300 | Nondependent other drug abuse in remission |
| E25yz00 | Nondependent other drug abuse NOS |
| Eu11212 | Heroin addiction |
| Eu14.00 | Mental and behavioral disorders due to use of cocaine |
| Eu14000 | Mental and behavior disorder due to use cocaine: acute intoxication |
| Eu14100 | Mental and behavior disorder due to use of cocaine: harmful use |
| Eu14200 | Mental and behavior disorder due to use of cocaine: dependence syndrome |
| Eu14211 | Drug addiction – cocaine |
| Eu14300 | Mental and behavior disorder due to use of cocaine: withdrawal state |
| Eu14500 | Mental and behavior disorder due to use of cocaine: psychotic disorder |
| Eu1A.00 | Mental and behavioral disorders due to use of crack cocaine |
| Eu1A000 | Mental and behavioral disorders due to use of crack cocaine: acute intoxication |
| Eu1A100 | Mental and behavioral disorders due to use of crack cocaine: harmful use |
| Eu1Az00 | Mental and behavioral disorders due to use of crack cocaine: unspecified mental and behavioral disorder |
| R10B000 | Finding of cocaine in blood |
| SL50100 | Heroin poisoning |
| SL85000 | Cocaine poisoning |
| TJ85000 | Adverse reaction to cocaine |
| U205.11 | Overdose – heroin |
| U608312 | Adverse reaction to cocaine |
| Z1Q6214 | Heroin maintenance |
| ZC16.00 | Abuse of drugs to lose weight |
| ZV11500 | Personal history of drug abuse by injection |
| ZV6D700 | Drug abuse counseling and surveillance |
Abbreviations: H/O, history of; NOS, not otherwise specified.