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

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Analysis 15.2. Comparison 15 Dihydroartemisinin-piperaquine dose analysis (versus Artesunate plus<br />

mefloquine), Outcome 2 Total Failure Day 63 PCR adjusted.<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: 2 Total Failure Day 63 PCR adjusted<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 3/131 9/131 26.6 % 0.33 [ 0.09, 1.20 ]<br />

Ashley 2004 THA 1/138 7/137 15.5 % 0.14 [ 0.02, 1.14 ]<br />

Janssens 2003 KHM 4/181 5/190 26.4 % 0.84 [ 0.23, 3.08 ]<br />

Subtotal (95% CI) 450 458 68.5 % 0.42 [ 0.17, 1.04 ]<br />

Total events: 8 (DHA-P), 21 (ASMQ)<br />

Heterogeneity: Tau 2 = 0.09; Chi 2 = 2.31, df = 2 (P = 0.31); I 2 =13%<br />

Test <strong>for</strong> overall effect: Z = 1.88 (P = 0.060)<br />

2 DHA-P 3 doses<br />

Ashley 2004 THA 2/154 7/137 22.1 % 0.25 [ 0.05, 1.20 ]<br />

Grande 2005 PER 4/211 0/224 9.4 % 9.55 [ 0.52, 176.35 ]<br />

Subtotal (95% CI) 365 361 31.5 % 1.27 [ 0.03, 48.28 ]<br />

Total events: 6 (DHA-P), 7 (ASMQ)<br />

Heterogeneity: Tau 2 = 5.56; Chi 2 = 4.91, df = 1 (P = 0.03); I 2 =80%<br />

Test <strong>for</strong> overall effect: Z = 0.13 (P = 0.90)<br />

Total (95% CI) 815 819 100.0 % 0.48 [ 0.18, 1.31 ]<br />

Total events: 14 (DHA-P), 28 (ASMQ)<br />

Heterogeneity: Tau 2 = 0.54; Chi 2 = 7.08, df = 4 (P = 0.13); I 2 =44%<br />

Test <strong>for</strong> overall effect: Z = 1.44 (P = 0.15)<br />

0.005 0.1 1 10 200<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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