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APPENDICES. A systematic review and economic model of the ...

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Study Intervention Participants Outcomes<br />

Core symptoms<br />

ADHD Rating Scale IV, Parent<br />

Version: total score<br />

Inclusion criteria<br />

1. School-aged children, aged 7–12 years<br />

2. ADHD diagnosis<br />

Reference<br />

Wernicke et al., 2004 95<br />

Co-existent problems<br />

Not reported<br />

Diagnostic criteria<br />

DSM-IV<br />

Source<br />

Updated search<br />

Educational performance<br />

Not reported<br />

Arm 1<br />

ATX<br />

Titrated to maximum <strong>of</strong><br />

2.0 mg/kg/day; administered twice<br />

daily in evenly divided doses<br />

(Individuals administering medication<br />

not reported)<br />

Setting<br />

USA<br />

Psychological function<br />

Not reported<br />

Number<br />

Total = 194 (male/female split not reported)<br />

Arm 1 = 102<br />

Arm 2 = 92<br />

Arm 2<br />

Placebo<br />

(Individuals administering medication<br />

not reported)<br />

Design<br />

Parallel trial<br />

Depression or anxiety<br />

Not reported<br />

Two studies are reported on in this paper. 194 children completed <strong>the</strong><br />

discontinuation phase <strong>of</strong> ei<strong>the</strong>r study <strong>and</strong> are reported on here<br />

Quality <strong>of</strong> life<br />

Not reported<br />

Age<br />

Mean not reported; 7–12 years (range)<br />

Duration<br />

Wash-out period:<br />

2 weeks; treatment<br />

period: 9 weeks;<br />

discontinuation phase:<br />

1 week placebo<br />

Adverse events<br />

Barkley Behaviour <strong>and</strong> Adverse<br />

Events Questionnaire – Modified<br />

Open-ended questions<br />

IQ<br />

Not reported<br />

Co-morbid disorders<br />

Not reported<br />

Purpose<br />

To assess <strong>the</strong> effect <strong>of</strong><br />

discontinuing ATX in<br />

children with ADHD<br />

© Queen’s Printer <strong>and</strong> Controller <strong>of</strong> HMSO 2006. All rights reserved.<br />

Additional outcomes<br />

Vital signs<br />

Laboratory measures including<br />

hepatic function, full blood count,<br />

ECG<br />

Diagnostic subtypes<br />

Not reported<br />

Health Technology Assessment 2006; Vol. 10: No. 23<br />

Additional information<br />

No relevant information reported<br />

Core symptoms Educational performance Quality <strong>of</strong> life Adverse events<br />

Not reported Not reported Only reported for <strong>the</strong> discontinuation phase – not<br />

relevant to our <strong>review</strong><br />

ADHD Rating Scale IV, Parent Version:<br />

mean (SD)<br />

Arm 1: pre-treatment to end <strong>of</strong><br />

treatment phase: –17.2 (12.6)<br />

Arm 2: pre-treatment to end <strong>of</strong><br />

treatment phase: –6.4 (12.4)<br />

Arm 1 had significantly lower mean<br />

values at end <strong>of</strong> treatment phase<br />

Conclusions Authors’ conclusions: It appears that ATX can be stopped without <strong>the</strong> risk <strong>of</strong> symptom rebound or discontinuation emergent adverse<br />

events<br />

Reviewer’s comments: No comments reported<br />

353

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