Table 2: Frequencies of substance abuse disorders.

Categories (120)Disagreements

Alcohol abuse2915 (51.7%)
 Alcohol abuse4
 Alcohol dependence25
Drug abuse only18 7 (38.9%)
 Amphetamine dependence2
 Cannabis abuse or intoxication3
 Cannabis dependence2
 Cocaine abuse or intoxication1
 Cocaine dependence1
 >1 type of drug abuse10
Both alcohol and drug abuse1811 (61.1%)
Neither alcohol nor drug abuse5518 (32.7%)