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

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Analysis 2.1. Comparison 2 Dihydroartemisinin-piperaquine vs Artemether-lumefantrine, Outcome 1 Total<br />

Failure (P. falciparum) Day 42 PCR unadjusted.<br />

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

Comparison: 2 Dihydroartemisinin-piperaquine vs Artemether-lumefantrine<br />

Outcome: 1 Total Failure (P. falciparum) Day 42 PCR unadjusted<br />

1 Africa<br />

Study or subgroup DHA-P AL6 Risk Ratio Weight Risk Ratio<br />

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

Kamya 2006 UGA 90/207 108/197 38.4 % 0.79 [ 0.65, 0.97 ]<br />

Zongo 2007 BFA 13/172 55/176 29.5 % 0.24 [ 0.14, 0.43 ]<br />

Yeka 2007 UGA 21/207 46/177 32.0 % 0.39 [ 0.24, 0.63 ]<br />

Subtotal (95% CI) 586 550 100.0 % 0.44 [ 0.20, 0.95 ]<br />

Total events: 124 (DHA-P), 209 (AL6)<br />

Heterogeneity: Tau 2 = 0.42; Chi 2 = 22.19, df = 2 (P = 0.00002); I 2 =91%<br />

Test <strong>for</strong> overall effect: Z = 2.10 (P = 0.036)<br />

2 Asia<br />

Ratcliff 2005 IDN 19/195 26/161 100.0 % 0.60 [ 0.35, 1.05 ]<br />

Subtotal (95% CI) 195 161 100.0 % 0.60 [ 0.35, 1.05 ]<br />

Total events: 19 (DHA-P), 26 (AL6)<br />

Heterogeneity: not applicable<br />

Test <strong>for</strong> overall effect: Z = 1.79 (P = 0.074)<br />

3 Oceania<br />

Karunajeewa 2007 PNG 42/107 40/109 100.0 % 1.07 [ 0.76, 1.50 ]<br />

Subtotal (95% CI) 107 109 100.0 % 1.07 [ 0.76, 1.50 ]<br />

Total events: 42 (DHA-P), 40 (AL6)<br />

Heterogeneity: not applicable<br />

Test <strong>for</strong> overall effect: Z = 0.39 (P = 0.70)<br />

0.01 0.1 1 10 100<br />

Favours DHA-P Favours AL6<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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