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

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Analysis 2.3. Comparison 2 Dihydroartemisinin-piperaquine vs Artemether-lumefantrine, Outcome 3 Total<br />

Failure (P. falciparum) Day 28 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: 3 Total Failure (P. falciparum) Day 28 PCR unadjusted<br />

1 Africa<br />

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

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

Zongo 2007 BFA 4/172 36/178 95.9 % 0.11 [ 0.04, 0.32 ]<br />

Mens 2007 KEN 0/67 1/67 4.1 % 0.33 [ 0.01, 8.04 ]<br />

Subtotal (95% CI) 239 245 100.0 % 0.12 [ 0.05, 0.32 ]<br />

Total events: 4 (DHA-P), 37 (AL6)<br />

Heterogeneity: Chi 2 = 0.39, df = 1 (P = 0.53); I 2 =0.0%<br />

Test <strong>for</strong> overall effect: Z = 4.27 (P = 0.000020)<br />

2 Asia<br />

Ratcliff 2005 IDN 6/233 13/218 100.0 % 0.43 [ 0.17, 1.12 ]<br />

Subtotal (95% CI) 233 218 100.0 % 0.43 [ 0.17, 1.12 ]<br />

Total events: 6 (DHA-P), 13 (AL6)<br />

Heterogeneity: not applicable<br />

Test <strong>for</strong> overall effect: Z = 1.73 (P = 0.083)<br />

3 Oceania<br />

Karunajeewa 2007 PNG 25/111 20/113 100.0 % 1.27 [ 0.75, 2.15 ]<br />

Subtotal (95% CI) 111 113 100.0 % 1.27 [ 0.75, 2.15 ]<br />

Total events: 25 (DHA-P), 20 (AL6)<br />

Heterogeneity: not applicable<br />

Test <strong>for</strong> overall effect: Z = 0.90 (P = 0.37)<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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