Table 1—

Current status of International Study of Asthma and Allergies in Childhood Phase II (ISAAC II) data collection

CountryCentreSampling optionFieldwork completeChecking complete#
AlbaniaTiranaBYY
BrazilPôrto AlegreBNN
ChinaBeijingBYY
GuangzhouBYY
Hong KongBYY
EcuadorPichincha provinceAYN
EstoniaTallinnBYY
FranceCréteilBNN
GeorgiaTbilisiBYY
GermanyDresdenAYY
MunichAYY
GhanaKintampoBYY
GreeceAthensBYY
ThessaloníkiBYY
IcelandReykjavíkBNN
IndiaMumbaiBYN
ItalyRomeBYY
LatviaRigaAYN
The NetherlandsUtrechtAYY
New ZealandHastingsBYY
NorwayTromsøBYY
SpainAlmeriaBYY
CartagenaBYY
MadridBYY
ValenciaBYY
SwedenLinköpingBYY
ÖstersundBYY
TurkeyAnkaraBYY
UKWest SussexBYY
West BankRamallahBYY
  • B: some tests performed in stratified subsample of wheezers and nonwheezers

  • A: tests performed in all children

  • Y: yes

  • N: no

  • #: data checking carried out by ISAAC II Coordinating and Data Centre, Dept of Epidemiology, University of Ulm, Ulm, Germany