Insights, attitudes, and perceptions about asthma and its treatment: a multinational survey of patients from Europe and Canada

Table 2 Study design

Country	Households screened, n	Asthmatics interviewed, n	Female, %	Mean age, years	Mean age at Diagnosis, years
Canada	7405	401	67	45	22
Germany	22,293	402	67	42	27
Italy	13,620	400	69	50	25
Spain	24,404	400	65	44	25
United Kingdom	7613	400	64	51	25
TOTAL	75,335	2003	66	47	25

ISSN: 1939-4551