Table 2 Data required for health related evaluation of drug use prevention

Effectiveness of the options for prevention in terms of

- Reducing the use of drugs

- Delaying the onset of first use

- Decreasing the transition from 'soft' to 'hard' use

Age and sex specific mortality and morbidity as a consequence of use

Age specific health effects (morbidity and mortality) as a consequence of (different levels of) use

- Age and sex specific prevalence and incidence of use

- Age and sex specific life expectancy, all causes and drug related