Table 1: Frequency distribution of premises positive for Aedes  aegypti immature stages in São Sebastião, State of São Paulo, Brazil, from October 2002 to April 2003 and from October 2003 to April 2004.

Premise typeNumber%% cumulative

House (single floor residence)54082.782.7
Marina274.186.8
Shop (building with several shops)203.189.9
Apartments (multistorey building)142.192.0
Hotel/inn91.493.4
Bus/car garage71.194.5
Construction site50.895.3
Vehicle repair workshop40.695.9
School/nursery50.896.6
Fuel station40.697.2
Hospital/health clinic40.697.9
Barrack40.698.5
Construction supplies store30.598.9
Vehicles disposal depot20.399.2
Cargo depot (sea and airports)20.399.5
Tyres repair workshop10.299.7
Factory10.299.8
Leisure site/sporting ground100.2100.0

Total653