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Table 2 Prevalence of Plasmodium falciparum carriage among children under 5 years old in Mali, 2010–2015

From: Impact evaluation of malaria control interventions on morbidity and all-cause child mortality in Mali, 2000–2012

Characteristics 2010
% (95% CI)
N
2012–2013
% (95% CI)
N
2015
% (95% CI)
N
Changea p-value Changeb p-value≠≠
Overall
  38.6 (32.6–45.0)
1583
51.6 (48.5–54.8)
4699
35.8 (31.7–40.2)
7071
13 < 0.0001 − 2.7 0.0360
Age categories (years)
 6–11 15.9 (10.0–24.2)
159
41.4 (36.0–47.1)
492
23.6 (18.4–29.8)
784
25.5 < 0.0001 7.7 0.0295
 12–23 31.0 (24.5–38.5)
351
46.8 (42.7–50.9)
978
28.5 (24.5–33.0)
1477
15.8 < 0.0001 − 2.5 0.3438
 24–35 42.4 (34.1–51.1)
383
50.9 (46.5–55.2)
1030
37.9 (33.2–42.8)
1511
8.5 0.0041 − 4.5 0.1165
 36–47 43.8 (35.5–52.5)
348
55.0 (50.6–59.2)
1147
39.0 (34.0–44.2)
1629
11.2 0.0002 − 4.8 0.1041
 48–59 47.2 (38.9–55.7)
342
58.0 (53.7–62.1)
1052
43.0 (37.2–48.9)
1681
10.8 0.0004 − 4.2 0.1670
Place of residence
 Urban 4.5 (1.9–10.4)
301
16.8 (13.5–20.6)
863
13.1 (9.5–17.7)
1349
12.3 < 0.0001 8.6 < 0.0001
 Rural 46.6 (39.7–53.6)
1282
59.5 (55.9–62.9)
3836
41.2 (36.3–46.2)
5733
12.9 < 0.0001 − 5.4 < 0.0001
Regions
 Kayes 27.1 (15.0–43.9)
207
36.9 (29.7–44.7)
611
27.4 (20.3–35.9)
1083
9.8 0.0110 0.3 0.9127
 Koulikoro 40.4 (27.7–54.4)
325
50.2 (41.7–58.8)
1028
34.8 (25.9–44.8)
1481
9.8 0.0018 − 5.6 0.0594
 Sikasso 58.5 (47.1–69.1)
230
62.1 (54.9–68.9)
1141
41.6 (34.6–48.9)
1321
3.6 0.3275 − 16.9 < 0.0001
 Segou 41.6 (27.0–57.9)
409
55.7 (49.9–61.3)
906
36.7 (28.2–46.1)
1300
14.1 0.0002 − 4.9 0.0764
 Moptic 50.2 (36.7–63.7)
229
70.6 (65.4–75.4)
610
59.8 (46.8–71.5)
1087
20.4 < 0.0001 9.6 0.0075
 Bamako 2.1 (0.3–14.4)
183
9.9 (7.4–13.0)
403
6.0 (3.9–9.1)
809
7.8 0.0010 3.9 0.0354
  1. aPercent absolute change from 2010 to 2012
  2. bPercent absolute change from 2010 to 2015
  3. cStudy was conducted in selected areas of the region of Mopti which were retained for the overall analysis
  4. p-value of Chi squared comparing proportions of 2010 and 2012
  5. ≠≠p-value of Chi squared for linear trend in proportions across the three surveys