Gender (female) | 60 | 25.4 (15.8) | 19.6 (19.1) | −2.6 (39.7) |
Age (/10 y) | | −6.9 (8.8) | −21.4 (10.5)* | −3.4 (21.9) |
Pack years (/y) | | −1.5 (0.8) | −0.9 (0.9) | −2.4 (2.0) |
Former smoker | 78 | 10.1 (14.2) | 10.1 (17.1) | 18.7 (35.6) |
Common atopy | 99 | −7.3 (15.5) | −17.5 (18.7) | 3.3 (38.8) |
Recently exposed to laboratory animals | 203 | −42.7 (26.6) | −39.1 (32.1) | −5.7 (66.7) |
Sensitised to laboratory animals | 62 | −21.5 (25.5) | −22.5 (30.7) | 8.2 (63.8) |
Sensitised and exposed to the same laboratory animal | 44 | 3.9 (28.0) | 8.7 (33.7) | −87.3 (70.1) |
Symptoms of respiratory allergy to laboratory animals | 33 | 39.8 (19.5)* | 72.5 (23.4)** | 17.9 (48.7) |