Demographic and referral patterns of people detained under Section 136 of the Mental Health Act (1983) in a south London Mental Health Trust from 2005 to 2008.

This study aimed to retrospectively examine demographic and referral data for all detainees under Section 136 of the Mental Health Act (1983) at a 'place of safety' in one London Mental Health Trust over a three-year period. Data were collected for 887 consecutive detentions and indicated a clear over-representation of black detainees compared with their representation in the local population. A high proportion of detentions (41.