Table 5

Percentage prevalences of respiratory symptoms with 95% confidence intervals in all animal farmers and 20–44 yrs old animal farmers. The latter were compared to prevalence of the same symptoms in the participants of the European Community Respiratory Health Survey (ECHRS) in Aarhus (Denmark), Hamburg (Germany), Basel (Switzerland), and Barcelona (Spain)

Farmers (all age groups)Farmershash (20–44 yrs)ECRHS participantshash (20–44 yrs)
Wheezing
% (95% CI)14.1 (13.2–15.0)8.5 (7.4–9.6)***20.3 (19.6–21.0)
n8642182788
Shortness of breath
% (95% CI)5.1 (4.5–5.7)2.6 (2.0–3.2)***5.9 (5.4–6.4)
n31167602
Asthma
% (95% CI)2.8 (2.4–3.2)1.3 (0.9–1.7)***3.2 (2.9–3.5)
n17132438
Nasal allergy
% (95% CI)12.4 (11.6–13.2)14.0 (12.7–15.3)***20.7 (19.9–21.5)
n7583592100
Phlegm
% (95% CI)16.8 (15.8–17.8)9.4 (8.3–10.5)***7.5 (6.5–8.5)
n988233215para
  • hash: Prevalence adjusted for age and sex; ***: p<0.001 compared to the ECRHS participants using squared test; para: data available only for a random selection of 2,876 participants.