Meta-analysis of Effectiveness of Methylphenidate on the Rate of ADHD Symptoms

AUTHORS

Somaye Jamali-Paghale 1 , * , Ahmad Abedi 2 , Elham Aghaei 3 , Salar Faramarzi 2 , Arezou gholami 2

1 Department of Psychology, Payam-e-Noor University of Shahr-e-Babak, Kerman, Iran

2 Department of Psychology, University of Isfahan, Isfahan, Iran

3 Department of Psychology, Payam-e-Noor University of Dezfoul, Khoozestan, Iran

How to Cite: Jamali-Paghale S, Abedi A, Aghaei E, Faramarzi S, gholami A. Meta-analysis of Effectiveness of Methylphenidate on the Rate of ADHD Symptoms, Zahedan J Res Med Sci. 2012 ; 14(10):e93166.

ARTICLE INFORMATION

Zahedan Journal of Research in Medical Sciences: 14 (10); e93166
Published Online: October 24, 2012
Article Type: Review Article
Received: November 01, 2011
Accepted: November 16, 2011
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Abstract

Background : In recent years, psychologists and psychiatrists in the field of Attention-Deficit/Hyperactivity-Disorder (ADHD) have been research doing for measurement of validity and efficiency of available treatment and. In this regard, meta-analysis integrates the results of different studies then determines the effect size of drug treatment.This study seeks to investigate the effective rate of methylphenidateon on reducing ADHD symptoms by following the meta-analysis model.
Materials and Methods : 21 Studies which were methodologically accepted were selected and meta-analysis was done on them. The research tool was meta-analysis check list.
Results : the result indicated that rate of effect size drug treatment on reducing ADHD symptoms was 0.71 (p≤ 0.001). This rate of effective size according to Cohen table was higher than average and considered.
Conclusion : Therefore, it seems that methylphenidateon can be applied as proper treatments for individuals suffering from ADHD symptoms.

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  • © 2012, Zahedan Journal of Research in Medical Sciences. This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (http://creativecommons.org/licenses/by-nc/4.0/) which permits copy and redistribute the material just in noncommercial usages, provided the original work is properly cited.
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