Figure 2: Substance use trends in inpatients. (ADS = Alcohol dependence syndrome, ADS + NDS = Alcohol dependence syndrome and nicotine dependence syndrome, BZD = Benzodiazepine dependence syndrome, CDS = Cannabis dependence syndrome, LSD = Lysergic acid diethylamide hallucinogen dependence syndrome, NDS = Nicotine dependence syndrome, ODS = Opioid dependence syndrome, Polysubstance = Polysubstance use, VDS = Volatile solvents dependence syndrome)