op_4

Op 4

Instrument: Diagnostic Interview for Genetic Studies (DIGS)

Form: Tobacco_Marijuana_And_Other_Drug_Abuse_And_Dependence

Type: Radio

Source File: EDIGs_2026-01-30

Year Commenced: 2006

Collection Frequency: Baseline

Required: No

Identifier: No

Field Label

Opiates

Choices / Calculations / Slider Labels

1, Yes 0, No 9, Unknown

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