Anemia Intervention Strategies
Review: Oral iron supplements for children in malaria-endemic areas
Comparison: Iron versus placebo or no treatment
Outcome | Clinical malaria (by anaemia at baseline)
Study or subgroup
I Angeria
log [Risk Ratio]
(SE)
Risk Ratio
MVFixed,95% CI
Weight
Risk Ratio
IMFixed,95% C
Adam 1997 (C
0.401106 (0.19702878)
5.9%
1.49 [1.02, 2.20]
Ayoya 2009
0.732368 (0.58467408)
0.7%
2.08 [066, 6.54]
Desai 2003
-0.52742 (0.19357679)
6.1%
0.59 [040, 0.86]
Fahmida 2007
0313161 (0.7553618)
0.4%
1.37 [031, 601]
Gebreselassie 1996
0465092 (0.27861906)
2.9%
1.59 [0.92, 2.75]
Massaga 2003
-Q1705 (0.14303878)
11.2%
084 [064, 1.12]
Massaga 2003
0.054615 (0.23254496)
42%
1.06 [067, 1.67]
Smith 1989 (C)
0473541 (0.48487584)
1.0%
1.61 [062, 4.15]
Verhoef 2002
0.356675 (031150403)
24%
1.43 [078, 263]
Verhoef 2002
0.04256 (0.24648012)
38%
1.04 [064, 1.69]
Subtotal (95% CI)
38.5 %
1.02 [0.88, 1.19]
Heterogeneity: Chi² = 19.77, df = 9 (P=0.02); 1² =54%
Test for overall effect: Z-031 (P = 0.76)
2 No anaemia
Harvey 1989
-0.08004 (0.16178459)
8.7%
092 [067, 1.27]
Lawless 1994
-0.04652 (0.14975946)
10.2%
095 [071, 1.28]
Leenstra 2009
0.625938 (0.7978724)
0.4%
1.87 [0.39,893]
Menendez 1997
-0.06236 (0.12627568)
14.3%
094 [073, 1.20]
Menendez 1997
-01779 (0.20514197)
5.4%
0.84 [0.56, 1.25]
Richard 2006
0044784 (0.10073627)
22.5%
1.05 [0.86, 1.27]
Subtotal (95% CI)
61.5 %
0.97 [0.86, 1.09]
Heterogeneity: Chi² = 1.92, df = 5 (P=0.86); 1² =0.0%
Test for overall effect: Z = 0.48 (P = 0.63)
Heterogeneity: Chi² = 21.98, df = 15 (P=0.11); 1²=32%
Total (95% CI)
Test for overall effect: Z=018 (P = 0.85)
Test for subgroup differences: Chi² = 0.29, df = 1 (P=0.59), 1² =0.0%
100.0 %
0.99 [0.90, 1.09]
02
05
2
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