% Non-substance misusers who develop psychiatric illness 1993–1998 | 15.09 |
% Substance misusers who develop psychiatric illness 1993–1998 | 23.30 |
Relative risk of psychiatric illness (substance v non-substance abusers) | 1.54 |
% Non-psychiatric cases who develop substance illness 1993–1998 | 0.37 |
% Psychiatric cases who develop substance misuse 1993–1998 | 0.77 |
Relative risk of substance misuse (psychiatric v non-psychiatric cases) | 2.09 |