Table 1 Onchocerciasis survey data for Ugandan villages and model-predicted Mf prevalence thresholds at village-specific ABR and TBR

From: Substantiating freedom from parasitic infection by combining transmission model predictions with disease surveys

Focus (transmission status)

Village

Year

Total population

Sampled

No. positive

Mf prevalence (%)

Mf breakpoint (design prevalence)

95% EP threshold at ABR

95% EP threshold at TBR

Mt. Elgon (interrupted)

Bubungi

1994a

601

–

–

75

–

0.47

2005

442

156

3

1.92

  

2011

528

107

0

0

  

Bunabutiti

1994a

1098

–

–

53.8

–

0.36

2005

177

110

0

0

  

2011

650

123

1

0.81

  

Bunambatsu

1994a

969

–

–

58.8

–

0.42

2005

1127

124

2

1.61

  

2011

951

133

1

0.75

  

Buriri

1994a

350

–

–

61.3

–

0.68

2005

426

137

1

0.73

  

2011

544

63

1

1.59

  

Madi Mid North (ongoing)

Andra

1993a

510

–

–

70

0.15

–

2004

698

101

7

6.9

  

Madulu

1993a

1620

–

–

72

0.15

–

2004

812

99

3

3

  

2011

1182

106

2

1.9

  

Masaloa

1993a

1122

  

76

0.11

–

2004

1109

129

5

3.9

  

Palaure Pacunaci

1993a

214

–

–

100

0.03

–

2004

430

88

12

13.6

  
  1. In Mt. Elgon, Simulium neavei is the vector species responsible for transmission67, whereas Simulium damnosum is responsible in Madi Mid North68
  2. aPre-intervention survey