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Table 5 Prevalence and intensity of infection of Schistosoma haematobium and Schistosoma mansoni mono and coinfections among school children by 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. haematobium monoinfection

S. mansoni monoinfection

Co-infection

 

Prevalence (%)1

Mean intensity (eggs/10 ml)2

Prevalence (%)1

Mean intensity (epg)2

Prevalence (%)1

S. haematobium intensity (eggs/10 ml)2

S. mansoni intensity (epg)2

Borabu

-

-

2.8 (0.6-8.2)

16 (−1.2-33.2)

   

Central Kisii

-

-

2.4 (<0.01-13.4)

36

-

-

-

Gucha South

-

-

0.3 (<0.01-2.1)

24

-

-

-

Homabay

4.5 (3.4-5.9)

17.9 (10.6-25.1)

8.2 (6.6-10.1)

112.2 (62.5-161.9)

0.3 (0.1-0.9)

21.5 (−13.6-56.6)

81 (−75.2-237.2)

Migori

7.8 (6.5-9.2)

31.5 (17.2-45.9)

20.5 (18.5-22.7)

183.8 (154.8-212.8)

2.1 (1.4-3)

29.9 (16.1-43.6)

81.9 (53.7-110)

Rachuonyo

18.6 (15.7-22)

18.3 (12.7-23.9)

4.9 (3.3-7.2)

113 (48.8-177.1)

8.9 (4.6-16.3)

18.7 (−3.5-40.8)

132 (23.3-240.8)

Suba

0.6 (<0.01-3.8)

12

19.4 (13.6-27)

93.2 (44.9-141.6)

-

-

-

Overall

7.2 (6.4-8)

24 (17.2-30.7)

11.4 (10.4-12.5)

159.2 (136.7-181.7)

1.3 (0.9-1.6)

26.6 (16.2-37.0)

92.8 (63.3-122.3)

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