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Table 3 Prevalence and intensity of infection of Schistosoma mansoni and soil-transmitted helminths among school children by is District in south Nyanza, western Kenya

From: Schistosoma haematobium hotspots in south Nyanza, western Kenya: prevalence, distribution and co-endemicity with Schistosoma mansoni and soil-transmitted helminths

District

S. mansoni prevalence (%)1

Intensity threshold prevalence, (%)

Mean intensity (epg)2

T. trichiura prevalence (%)1

A. lumbricoides prevalence (%)1

  

Mild

Moderate

Severe

   

Borabu

3.7 (1.1-9.4)

100

0

0

21 (2.7-39.2)

0.9 (<0.01-5.6)

6.5 (3–13)

Central Kisii

2.4 (<0.01-13.4)

100

0

0

36

12 (4.7-25.5)

23.8 (13.3-38.7)

Gucha South

0.3 (<0.01-2.1)

100

0

0

24

1.7 (0.6-4)

11.7 (8.5-15.8)

Homabay

8.6 (6.9-10.6)

73.4

20.3

6.3

118.1 (69.7-166.5)

2.6 (1.7-3.9)

4.9 (3.7-6.5)

Migori

21.4 (19.3-23.6)

58.8

25.6

15.6

179.4 (151.4-207.4)

2.6 (1.9-3.5)

5.4 (4.3-6.7)

Rachuonyo

6.1 (4.3-8.5)

67.7

22.6

9.7

115.5 (58.6-172.4)

4.1 (2.7-6.2)

2.3 (1.3 to 4.1)

Suba

19.4 (13.6-27)

69.2

26.9

3.8

93.2 (44.9-141.6)

2.3 (0.5-6.7)

0.7 (<0.01-4.5)

Overall

13 (11.9-14.1

63.2

24.2

12.6

156.8 (135.3-178.4)

2.8 (2.3-3.4)

5.4 (4.7-6.3)

  1. 195% Confidence Interval.
  2. 2Arithmetic mean infection intensity (values in parenthesis indicate 95% Confidence Interval).