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Table 2 Descriptive data of addiction characteristics

From: Does type and number of used substances affect the severity of illness in patients with substance use disorders?

Addiction characteristics Descriptive statistics (n = 103)
Duration  
 1–5 years 45 (43.7%)
 6–10 years 41 (39.8%)
 > 10 years 17 (16.5%)
Age of onset  
 =18 years 41 (39.8%)
 >18 to < 30 years 55 (53.4%)
 ≥ 30 years 7 (6.8%)
Number of abused substances  
 One substance 24 (23.3%)
 Poly-substance 79 (76.7%)
Substances of addiction
Alcohol 24 (23.3%)
Heroin 36 (35%)
Opiates (including tramadol) 96 (93.2%)
Other sedative hypnotics 36 (35%)
Cannabis 66 (64.1%)
Hallucinogens 6 (5.8%)
Addiction intensity scoring (according to AIS)  
 Moderate 17 (16.5%)
 Severe 54 (52.4%)
 Catastrophic 29 (28.2%)
 Terminal 3 (2.9%)
  1. Most of the sample patients used more than one substance