Box-and-whisker plot showing age distribution of patients in relation to main substance class.

In 78% of the cases, a classification into either of the following main substance classes was possible: cannabis or synthetic cannabinoid receptor agonists (Cannabi), ethanol, hallucinogens (Hallucino), benzodiazepines (Benzodi), dissociative drugs (Dissocia), opioids, pregabalin (Pregaba), or stimulants (Stimula). N = number of cases; open point = outside value; filled point = far out value.

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