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Table 1 Internal consistency (α) on criteria level of substance use disorders for the drug categories of ICD-10, DSM-IV and DSM-5, respectively (n =30)

From: Reliability of ADDIS for diagnoses of substance use disorders according to ICD-10, DSM-IV and DSM-5: test-retest and inter-item consistency

  ICD-10 (7 criteria) a) DSM-IV (11 criteria) b) DSM-5 (11 criteria) Mean
Alcohol .87 .84 .87 .86
Sedatives, hypnotics, anxiolytics .97 .95 .96 .96
Cannabis/cannabinoids .97 .94 .95 .95
Cocaine c) .94 .93 .94 .93
Amphetamines/other stimulants c) .91 .93
Opioids .94 .95 .94 .94
Hallucinogens .98 .90 .90 .93
Volatile solvents .98 .89 .89 .92
Mean, all substances .95 .92 .92 .93
  1. a) Includes 6 criteria on dependence and 1 on harmful use. b) Includes 7 criteria on dependence and 4 on abuse. c) Cocaine and amphetamines/other stimulants are collapsed to stimulants in DSM-5.