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Table 2 Distribution of parasite infections by age and location

From: Prevalence of and risk factors for malaria, filariasis, and intestinal parasites as single infections or co-infections in different settlements of Gabon, Central Africa

  Age group, in years Location
< 5 5–15 > 15 P Urban Suburban Rural P
n (%) n (%) n (%)   n (%) n (%) n (%)  
P. falciparum malaria (N = 85)a 23 (17.6) 52 (42.3) 7 (4.7) < 0.01 7 (5.7) 71 (39.7) 7 (4.7) < 0.01
Blood filariasis (N = 26)b 1 (0.8) 1 (0.8) 17 (11.5) 6 (4.8) 0 (0.0) 20 (13.4)
Intestinal parasites (N = 165)c 23 (39.6) 28 (50.0) 86 (73.5) < 0.01 50 (68.5) 29 (38.2) 86 (71.1) < 0.01
Protozoan (N = 153)d 22 (37.9) 30 (53.6) 84 (71.8) < 0.01 49 (67.1) 27 (35.5) 79 (65.3) < 0.01
Helminths (N = 60)e 8 (13.8) 8 (14.3) 29 (24.8) 0.19 8 (11.0) 2 (2.6) 50 (41.3) < 0.01
Polyparasitism (N = 112)f 15 (20.3) 22 (26.5) 55 (43.6) < 0.01 7 (18.4) 9 (10.0) 76 (49.0) < 0.01
  1. a Ages known for 82 Plasmodium-infected participants
  2. b Ages known for 19 filariae-infected participants
  3. c Ages known for 137 intestinal parasite-infected participants
  4. d Ages known for 136 intestinal protozoa-infected participants
  5. e Ages known for 45 intestinal helminth-infected participants
  6. f Both ages and locations known for 92 participants with polyparasitism