A new study analyses the risk factors and excess mortality among heroin and cocaine consumers admitted to treatment in Spain. The results reveal that the fatality rate among consumers of both drugs is 14.3 times higher than for the general population, while among those only using cocaine, it is 5.1 times higher.In Spain the majority of deaths related to cocaine are not correctly certified and therefore up until now very few studies have been carried out that analyse the consequences of consuming these drugs in terms of mortality.

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