The MTA at 8 years: prospective follow-up of children treated for combined-type ADHD in a multisite study.
The MTA at 8 years: prospective follow-up of children treated for combined-type ADHD in a multisite study.
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DOI:
10.1097/chi.0b013e31819c23d0
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发表时间:
2009-05
影响因子:
13.3
通讯作者:
MTA Cooperative Group
中科院分区:
文献类型:
--
作者:
Molina BSG;Hinshaw SP;Swanson JM;Arnold LE;Vitiello B;Jensen PS;Epstein JN;Hoza B;Hechtman L;Abikoff HB;Elliott GR;Greenhill LL;Newcorn JH;Wells KC;Wigal T;Gibbons RD;Hur K;Houck PR;MTA Cooperative Group
To determine any long-term effects, 6 and 8 years after childhood enrollment, of the randomly assigned 14-month treatments in the Multimodal Treatment Study of Children with ADHD (MTA; N=436); to test whether Attention-Deficit/Hyperactivity Disorder (ADHD) symptom trajectory through 3-years predicts outcome in subsequent years; to examine functioning level of the MTA adolescents relative to their non-ADHD peers (Local Normative Comparison Group or LNCG; N=261). Mixed effects regression models with planned contrasts at 6- and 8-years tested a wide range of symptom and impairment variables assessed by parent, teacher, and youth report. In nearly every analysis, the originally randomized treatment groups did not differ significantly on repeated measures or newly-analyzed variables (e.g., grades earned in school, arrests, psychiatric hospitalizations, or other clinically relevant outcomes). Medication use decreased by 62% after the 14-month controlled trial, but adjusting for this did not change the results. ADHD symptom trajectory in the first 3 years predicted 55% of the outcomes. MTA participants fared worse than LNCG on 91% of the variables tested. Type or intensity of 14 months of treatment for ADHD in childhood (at age 7.0–9.9 years old) does not predict functioning six-to-eight years later. Rather, early ADHD symptom trajectory regardless of treatment type is prognostic. This finding implies that children with behavioral and sociodemographic advantage, with the best response to any treatment, will have the best longterm prognosis. As a group, however, despite initial symptom improvement during treatment that is largely maintained post-treatment, children with Combined-Type ADHD exhibit significant impairment in adolescence. Innovative treatment approaches targeting specific areas of adolescent impairment are needed.