Country and centre | Positive SPT to perennial allergens | Positive SPT to seasonal allergens | ||
Prevalence % | Positives n | Prevalence % | Positives n | |
Albania | ||||
Tirana | 12.4 | 115 | 6.4# | 59 |
Brazil | ||||
Uruguaiana | 12.1 | 144 | 2.0 | 24 |
China | ||||
Beijing | 22.9# | 239 | 3.0 | 31 |
Guangzhou | 31.5# | 340 | 1.9 | 21 |
Hong Kong | 45.2# | 599 | 1.2 | 16 |
Ecuador | ||||
Ecuador | 18.1# | 162 | 2.5 | 22 |
Estonia | ||||
Tallinn | 12.6# | 81 | 6.7 | 43 |
Georgia | ||||
Tbilisi | 27.4# | 50 | 18.1 | 28 |
Germany | ||||
Dresden | 16.2 | 365 | 18.4 | 415 |
Munich | 13.2 | 306 | 16.1 | 372 |
Ghana | ||||
Kintampo | 1.6 | 21 | 0.1 | 1 |
Greece | ||||
Athens | 9.2 | 91 | 8.2# | 81 |
Thessaloniki | 21.2 | 216 | 12.8# | 130 |
India | ||||
Bombay | 5.8 | 90 | 2.1 | 32 |
Iceland | ||||
Reykjavik | 13.9 | 88 | 17.9 | 113 |
Italy | ||||
Rome | 24.9 | 326 | 14.3# | 187 |
Latvia | ||||
Riga | 16.6 | 49 | 9.2 | 27 |
Netherlands | ||||
Utrecht | 24.9# | 320 | 17.8 | 229 |
New Zealand | ||||
Hawkes Bay | 27.6 | 355 | 22.6 | 291 |
Norway | ||||
Tromsø | 20.1 | 145 | 25.8 | 186 |
Palestine | ||||
Ramallah | 10.3# | 25 | 0.5# | 1 |
Spain | ||||
Almeria | 41.5 | 446 | 7.0 | 75 |
Cartagena | 22.0 | 227 | 3.9# | 40 |
Madrid | 19.4 | 127 | 25.6# | 167 |
Valencia | 12.5 | 128 | 3.0# | 31 |
Sweden | ||||
Linköping | 11.8# | 101 | 16.7 | 143 |
Öestersund | 18.6# | 184 | 19.2 | 190 |
Turkey | ||||
Ankara | 15.8# | 433 | 15.2# | 418 |
UK | ||||
West Sussex | 10.6 | 95 | 11.1 | 100 |
#: local allergens were tested in addition to a standard set of six common allergens.