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

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Analysis 2.2. Comparison 2 Dihydroartemisinin-piperaquine vs Artemether-lumefantrine, Outcome 2 Total<br />

Failure (P. falciparum) Day 42 PCR adjusted.<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: 2 Total Failure (P. falciparum) Day 42 PCR adjusted<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 />

Kamya 2006 UGA 13/130 28/117 60.4 % 0.42 [ 0.23, 0.77 ]<br />

Yeka 2007 UGA 4/190 10/141 23.5 % 0.30 [ 0.10, 0.93 ]<br />

Zongo 2007 BFA 4/163 7/128 16.1 % 0.45 [ 0.13, 1.50 ]<br />

Subtotal (95% CI) 483 386 100.0 % 0.39 [ 0.24, 0.64 ]<br />

Total events: 21 (DHA-P), 45 (AL6)<br />

Heterogeneity: Chi 2 = 0.32, df = 2 (P = 0.85); I 2 =0.0%<br />

Test <strong>for</strong> overall effect: Z = 3.72 (P = 0.00020)<br />

2 Asia<br />

Ratcliff 2005 IDN 3/179 3/138 100.0 % 0.77 [ 0.16, 3.76 ]<br />

Subtotal (95% CI) 179 138 100.0 % 0.77 [ 0.16, 3.76 ]<br />

Total events: 3 (DHA-P), 3 (AL6)<br />

Heterogeneity: not applicable<br />

Test <strong>for</strong> overall effect: Z = 0.32 (P = 0.75)<br />

3 Oceania<br />

Karunajeewa 2007 PNG 12/77 5/74 100.0 % 2.31 [ 0.85, 6.23 ]<br />

Subtotal (95% CI) 77 74 100.0 % 2.31 [ 0.85, 6.23 ]<br />

Total events: 12 (DHA-P), 5 (AL6)<br />

Heterogeneity: not applicable<br />

Test <strong>for</strong> overall effect: Z = 1.65 (P = 0.099)<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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