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

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Analysis 15.5. Comparison 15 Dihydroartemisinin-piperaquine dose analysis (versus Artesunate plus<br />

mefloquine), Outcome 5 Total Failure 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: 15 Dihydroartemisinin-piperaquine dose analysis (versus Artesunate plus mefloquine)<br />

Outcome: 5 Total Failure Day 28 PCR unadjusted<br />

Study or subgroup DHA-P ASMQ Risk Ratio 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 2003a THA 1/59 0/59 3.00 [ 0.12, 72.18 ]<br />

Ashley 2004 THA 2/155 13/157 0.16 [ 0.04, 0.68 ]<br />

Janssens 2003 KHM 2/195 2/207 1.06 [ 0.15, 7.46 ]<br />

Tran 2002 VNM 0/166 0/77 0.0 [ 0.0, 0.0 ]<br />

Subtotal (95% CI) 575 500 0.56 [ 0.10, 3.14 ]<br />

Total events: 5 (DHA-P), 15 (ASMQ)<br />

Heterogeneity: Tau 2 = 1.18; Chi 2 = 4.12, df = 2 (P = 0.13); I 2 =52%<br />

Test <strong>for</strong> overall effect: Z = 0.66 (P = 0.51)<br />

2 DHA-P 3 doses<br />

Ashley 2004 THA 3/163 13/157 0.22 [ 0.06, 0.77 ]<br />

Smithuis 2004 MMR 6/319 0/316 12.88 [ 0.73, 227.64 ]<br />

Tangpukdee 2005 THA 1/107 0/54 1.53 [ 0.06, 36.89 ]<br />

Subtotal (95% CI) 589 527 1.29 [ 0.09, 18.93 ]<br />

Total events: 10 (DHA-P), 13 (ASMQ)<br />

Heterogeneity: Tau 2 = 4.07; Chi 2 = 7.57, df = 2 (P = 0.02); I 2 =74%<br />

Test <strong>for</strong> overall effect: Z = 0.19 (P = 0.85)<br />

Total (95% CI) 1164 1027 0.74 [ 0.20, 2.65 ]<br />

Total events: 15 (DHA-P), 28 (ASMQ)<br />

Heterogeneity: Tau 2 = 1.32; Chi 2 = 11.38, df = 5 (P = 0.04); I 2 =56%<br />

Test <strong>for</strong> overall effect: Z = 0.47 (P = 0.64)<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 />

0.005 0.1 1 10 200<br />

Favours DHA-P Favours ASMQ<br />

206

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