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

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Analysis 1.12. Comparison 1 Dihydroartemisinin-piperaquine vs Artesunate plus mefloquine, Outcome 12<br />

Sensitivity analysis: Total Failure Day 63 PCR unadjusted.<br />

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

Comparison: 1 Dihydroartemisinin-piperaquine vs Artesunate plus mefloquine<br />

Outcome: 12 Sensitivity analysis: Total Failure Day 63 PCR unadjusted<br />

Study or subgroup DHA-P AS+MQ Risk Ratio Weight Risk Ratio<br />

1 Total Failure (P. falciparum) Day 63 PCR unadjusted<br />

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

Ashley 2003b THA 26/154 29/151 32.2 % 0.88 [ 0.54, 1.42 ]<br />

Janssens 2003 KHM 18/195 22/207 27.5 % 0.87 [ 0.48, 1.57 ]<br />

Ashley 2004 THA 29/318 27/157 31.8 % 0.53 [ 0.33, 0.86 ]<br />

Grande 2005 PER 12/219 2/226 8.5 % 6.19 [ 1.40, 27.35 ]<br />

Subtotal (95% CI) 886 741 100.0 % 0.94 [ 0.52, 1.70 ]<br />

Total events: 85 (DHA-P), 80 (AS+MQ)<br />

Heterogeneity: Tau 2 = 0.24; Chi 2 = 10.50, df = 3 (P = 0.01); I 2 =71%<br />

Test <strong>for</strong> overall effect: Z = 0.21 (P = 0.83)<br />

2 Total Failure Day 63 PCR unadjusted (losses to follow up included as failures)<br />

Ashley 2003b THA 51/179 54/176 27.1 % 0.93 [ 0.67, 1.28 ]<br />

Janssens 2003 KHM 38/215 45/230 25.0 % 0.90 [ 0.61, 1.33 ]<br />

Ashley 2004 THA 43/332 36/166 24.6 % 0.60 [ 0.40, 0.89 ]<br />

Grande 2005 PER 45/252 27/251 23.3 % 1.66 [ 1.06, 2.59 ]<br />

Subtotal (95% CI) 978 823 100.0 % 0.95 [ 0.65, 1.38 ]<br />

Total events: 177 (DHA-P), 162 (AS+MQ)<br />

Heterogeneity: Tau 2 = 0.11; Chi 2 = 11.26, df = 3 (P = 0.01); I 2 =73%<br />

Test <strong>for</strong> overall effect: Z = 0.29 (P = 0.77)<br />

3 Total Failure Day 63 PCR unadjusted (losses to follow up included as successes)<br />

Ashley 2003b THA 26/179 29/176 32.0 % 0.88 [ 0.54, 1.43 ]<br />

Janssens 2003 KHM 18/215 22/230 27.6 % 0.88 [ 0.48, 1.59 ]<br />

Ashley 2004 THA 29/332 27/166 31.9 % 0.54 [ 0.33, 0.88 ]<br />

Grande 2005 PER 12/252 2/251 8.5 % 5.98 [ 1.35, 26.43 ]<br />

Subtotal (95% CI) 978 823 100.0 % 0.94 [ 0.52, 1.68 ]<br />

Total events: 85 (DHA-P), 80 (AS+MQ)<br />

Heterogeneity: Tau 2 = 0.23; Chi 2 = 10.06, df = 3 (P = 0.02); I 2 =70%<br />

Test <strong>for</strong> overall effect: Z = 0.22 (P = 0.82)<br />

0.05 0.2 1 5 20<br />

Favours DHA-P Favours AS+MQ<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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