--under development-

Larval indeces are use to estimate the population of mosquitoes in an area. This indexes are mainly used for surveillance of Aedes aegipty (linK)

The indeces are [1]:

House (premises) index: Percentage of houses infested with larvae and/or pupae.

HI = (Infested Houses / Houses inspected) x 100

Container index: Percentage of water-holding containers infested with larvae or pupae.

CI = (Containers positive / Containers inspected) x 100

Breteau index: number of positive containers per 100 houses inspected

BI = (Number of positive containers/Houses inspected) x 100


[1] Dengue and dengue hemorraghic fever in the americas: Guidelines for Prevention Control, PAHO, Scientific Publication No. 548 pp 29 - 30