For the entire 2-year follow-up period , SE subjects were significantly more likely to achieve employment ( 30.8 % ; 95 % confidence interval [ CI ] , 21.8-41 .6 ) than either the TAU subjects at the intervention sites ( 10.5 % ; 95 % CI , 5.2-19 .7 ; P < .001 ) or the TAU subjects at the observational sites ( 2.3 % ; 95 % CI , 0.0-12 .9 ; P < .002 ) .