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Table 1 Characteristics of study population with results from CCA tests and Kato-Katz microscopy

From: Prevalence of intestinal schistosomiasis in pre-school aged children: a pilot survey in Marolambo District, Madagascar

  No. participants Schistosoma mansoni CCA results Schistosoma mansoni Kato-Katz results Ascaris lumbricoides Kato-Katz results Trichuris trichiura Kato-Katz results
CCA +  % (95% CI) P K-K +  % (95% CI) P Light (%) Moderate (%) Heavy (%) Mean epg Any STH (%) Ascaris K-K + (%) P Light (%) (Moderate (%) Heavy (%) Mean epg Trichuris K-K + (%) P Light (%) (Moderate (%) Heavy (%) Mean epg
Overall prevalence 89 58/86 67.4 (56.5–77.2)   28/80 35.0 (24.7–46.5)   22/28 (78.6) 5/28 (17.9) 1/28 (3.6) 74.6 34/80 (42.5) 15/80 (18.8)   11/15 (73.3) 4/15 (26.7) 0/15 (0.0) 4202.4 27/80 (33.8)   27/27 (100.0) 0/27 (0.0) 0/27 (0.0) 126.7
Age, years
 2 23 17/22 77.3 (54.6–92.2)   7/21 33.3 (14.6–57.0)   5/7 (71.4) 1/7 (14.3) 1/7 (14.3) 101.1 8/21 (38.1) 4/21 (19.1)   3/4 (75.0) 1/4 (25.0) 0/4 (0.0) 4026.0 7/21 (33.3)   7/7 (100.0) 0/7 (0.0) 0/7 (0.0) 78.9
 3 38 24/37 64.8 (47.5–79.8)   7/34 20.6 (8.7–37.90   5/7 (71.4) 2/7 (28.6) 0/7 (0.0) 56.6 16/34 (47.1) 7/34 (20.6)   5/7 (71.4) 2/7 (28.6) 0/7 (0.0) 3524.6 12/34 (35.3)   12/12 (100.0) 0/12 (0.0) 0/12 (0.0) 116.0
 4 28 17/27 63.0 (42.4–80.6) 0.52b 14/25 56.0 (34.9–75.6) 0.02b 12/14 (85.7) 2/14 (14.3) 0/14 (0.0) 70.3 10/25 (40.0) 4/25 (16.0) 0.78b 3/4 (75.0) 1/4 (25.0) 0/4 (0.0) 5565.0 8/25 (32.0) 0.94b 8/8 (100.0) 0/8 (0.0) 0/8 (0.0) 184.5
Gender
 Female 44 29/43 67.4 (51.5–80.9)   17/42 40.5 (25.6–56.7)   14/17 (82.4) 2/17 (11.8) 1/17 (5.9) 62.8 18/42 (42.9) 10/42 (23.8)   9/10 (90.0) 1/10 (10.0) 0/10 (0.0) 3639.6 14/42 (33.3)   14/14 (100.0) 0/14 (0.0) 0/14 (0.0) 140.6
 Male 45 29/43 67.4 (51.5–80.9) 1.0a 11/38 28.9 (15.4–45.9) 0.28a 8/11 (72.7) 3/11 (27.3) 0/11 (0.0) 92.7 16/38 (42.1) 5/38 (13.2) 0.23a 2/5 (40.0) 3/5 (60.0) 0/5 (0.0) 5328.0 13/38 (34.2) 0.93a 13/13 (100.0) 0/13 (0.0) 0/13(0.0) 111.7
Location
 Marolambo 15 11/15 73.3 (44.9–92.2)   6/15 40.0 (16.3–67.7)   6/6 (100.0) 0/6 (0.0) 0/6 (0.0) 34.0 5/15 (33.3) 2/15 (13.3)   2/2 (100.0) 0/2 (0.0) 0/2 (0.0) 2454.0 4/14 (26.7)   4/4 (100.0) 0/4 (0.0) 0/4 (0.0) 81.0
 Ampasimbola 15 12/13 92.3 (64.0–99.8)   5/13 38.4 (13.9–68.4)   3/5 (60.0) 2/5 (40.0) 0/5 (0.0) 108.0 9/13 (69.2) 2/13 (15.4)   2/2 (100.0) 0/2 (0.0) 0/2 (0.0) 1578.0 8/13 (61.5)   8/8 (100.0) 0/8 (0.0) 0/8 (0.0) 231.0
 Ambohitelo 15 10/14 71.4 (41.9–91.6)   3/14 21.4 (4.7–50.8)   2/3 (66.7) 0/3 (0.0) 1/3 (33.3) 148.0 6/14 (42.9) 5/14 (35.7)   4/5 (80.0) 1/5 (20.0) 0/5 (0.0) 5260.8 5/14 (35.7)   5/5 (100.0) 0/5 (0.0) 0/5 (0.0) 105.6
 Marofatsy 15 10/15 66.7 (38.4–88.2)   2/11 18.2 (2.3–51.8)   2/2 (100.0) 0/2 (0.0) 0/2 (0.0) 72.0 5/11 (45.5) 3/11 (27.3)   1/3 (33.3) 2/3 (66.7) 0/3 (0.0) 6600.0 3/11 (27.3)   3/3 (100.0) 0/3 (0.0) 0/3 (0.0) 44.0
 Vohidamba 15 6/15 40.0 (16.3–67.7)   6/15 40.0 (16.3–67.7)   5/6 (83.3) 1/6 (16.7) 0/6 (0.0) 42.0 2/15 (13.3) 1/15 (6.7)   1/15 (6.67) 0/15 (0.0) 0/15 (0.0) 12.0 1/15 (6.7)   1/1 (100.0) 0/1 (0.0) 0/1 (0.0) 12.0
 Betampona 14 9/14 64.3 (35.1–87.2) 0.10b 6/12 50.0 (21.1–78.9) 0.55b 4/6 (66.7) 2/6 (33.3) 0/6 (0.0) 84.0 7/12 (58.3) 2/12 (16.7) 0.84b 1/2 (50.0) 1/2 (50.0) 0/2 (0.0) 4428.0 6/12 (50.0) 0.54b 6/6 (100.0) 0/6 (0.0) 0/6 (0.0) 96.0
  1. CCA Circulating cathodic antigen, CI  Confidence interval, STH Soil transmitted helminths
  2. aChi-Squared Test
  3. bFishers’s Exact Test
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Infectious Diseases of Poverty

ISSN: 2049-9957

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