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Table 6 Determination of larval indices in entomological survey in Edo State September 2018–January 2019

From: Epidemiological description of and response to a large yellow fever outbreak in Edo state Nigeria, September 2018 - January 2019

Location

LGA

House index (%)

Container index (%)

Breteau Index

Ehor

Uhunmwode

10.0

3.3

10

Igieduma

Uhunmwode

53.3

38.1

106

Oke

Uhunmwode

33.3

15.0

10

Irue

Uhunmwode

26.7

20.3

50

Irruah (ISTH)

Esan central

50.0

35.7

75

Emaudo

Esan West

45.0

68.9

115

Ozogwo

Ovia North/East

60.0

75.0

120

  1. High larval Index = House Index ≥5% and/or Breteau Index ≥20
  2. Low larval Index = House Index < 5% and/or Breteau Index < 20