statistical benchmarks for quality measures of mental health and substance related care grant r01 hs10303 02s2 agency research abuse services administration richard c hermann md ms jeffrey chan bs wai t chiu am scott e provost mm msw further information contact center assessment & improvement in richard_hermann cqaimh org www tufts new england medical the institute division clinical 750 washington street nemc 345 boston ma 02111 office 617 636 2866 fax 8351 table contents i executive summary 1 ii introduction 2 terms definitions status comparative data 3 objective prior use measure results from development iii methods source collection iv activities 5 v 11 analysis vi 12