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Artemisinin-based combination therapy for ... - The Cochrane Library

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Analysis 15.1. Comparison 15 Dihydroartemisinin-piperaquine dose analysis (versus Artesunate plus<br />

mefloquine), Outcome 1 Total Failure Day 63 PCR unadjusted.<br />

Review: <strong>Artemisinin</strong>-<strong>based</strong> <strong>combination</strong> <strong>therapy</strong> <strong>for</strong> treating uncomplicated malaria<br />

Comparison: 15 Dihydroartemisinin-piperaquine dose analysis (versus Artesunate plus mefloquine)<br />

Outcome: 1 Total Failure Day 63 PCR unadjusted<br />

Study or subgroup DHA-P ASMQ Risk Ratio Weight Risk Ratio<br />

1 DHA-P 4 doses<br />

n/N n/N M-H,Random,95% CI M-H,Random,95% CI<br />

Ashley 2003b THA 26/154 29/151 24.9 % 0.88 [ 0.54, 1.42 ]<br />

Ashley 2004 THA 18/155 27/157 23.2 % 0.68 [ 0.39, 1.17 ]<br />

Janssens 2003 KHM 18/195 22/207 22.4 % 0.87 [ 0.48, 1.57 ]<br />

Subtotal (95% CI) 504 515 70.5 % 0.81 [ 0.59, 1.10 ]<br />

Total events: 62 (DHA-P), 78 (ASMQ)<br />

Heterogeneity: Tau 2 = 0.0; Chi 2 = 0.58, df = 2 (P = 0.75); I 2 =0.0%<br />

Test <strong>for</strong> overall effect: Z = 1.36 (P = 0.17)<br />

2 DHA-P 3 doses<br />

Ashley 2004 THA 11/163 27/157 20.7 % 0.39 [ 0.20, 0.76 ]<br />

Grande 2005 PER 12/219 2/226 8.7 % 6.19 [ 1.40, 27.35 ]<br />

Subtotal (95% CI) 382 383 29.5 % 1.44 [ 0.09, 22.81 ]<br />

Total events: 23 (DHA-P), 29 (ASMQ)<br />

Heterogeneity: Tau 2 = 3.64; Chi 2 = 11.56, df = 1 (P = 0.00067); I 2 =91%<br />

Test <strong>for</strong> overall effect: Z = 0.26 (P = 0.80)<br />

Total (95% CI) 886 898 100.0 % 0.83 [ 0.49, 1.38 ]<br />

Total events: 85 (DHA-P), 107 (ASMQ)<br />

Heterogeneity: Tau 2 = 0.22; Chi 2 = 12.26, df = 4 (P = 0.02); I 2 =67%<br />

Test <strong>for</strong> overall effect: Z = 0.72 (P = 0.47)<br />

0.01 0.1 1 10 100<br />

Favours DHA-P Favours ASMQ<br />

<strong>Artemisinin</strong>-<strong>based</strong> <strong>combination</strong> <strong>therapy</strong> <strong>for</strong> treating uncomplicated malaria (Review)<br />

Copyright © 2009 <strong>The</strong> <strong>Cochrane</strong> Collaboration. Published by John Wiley & Sons, Ltd.<br />

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