Gender (female) | 56 | 57.9 (19.4)** | 41.1 (22.8) | 85.6 (38.7)* |
Age (/10 y) | | −12.5 (14.4) | −9.5 (16.5) | −21.2 (28.3) |
Standing height (/10 cm) | | −20.9 (9.9)* | −18.3 (11.4) | −25.2 (19.6) |
Body weight (/10 kg) | | −12.1 (8.3) | −14.8 (9.5) | −30.1 (16.2) |
Current smoker | 20 | −3.4 (25.3) | −13.1 (28.9) | 40.4 (49.5) |
Former smoker | 15 | 1.5 (28.4) | −26.5 (32.4) | −5.6 (55.6) |
Pack-years (/y) | | 1.0 (2.5) | 2.3 (2.9) | −0.6 (4.9) |
Common atopy | 45 | −36.2 (19.9) | −35.5 (22.9) | −81.7 (38.9)* |
Chronic respiratory symptoms | 25 | −41.4 (23.0) | −4.6 (26.7) | −73.3 (45.2) |
Bronchitis symptoms | 4 | −80.7 (51.2) | −23.4 (59.2) | −101.2 (101.0) |
Asthma symptoms | 23 | −31.2 (23.9) | 2.6 (27.5) | −66.5 (46.7) |
History of non-occupational allergy | 23 | −43.2 (23.7) | −27.7 (27.4) | −72.5 (46.6) |
Airway hyperreactivity | 17 | −31.1 (26.8) | −26.1 (30.8) | −28.9 (52.8) |
Years worked with laboratory animals (/y) | | −12.0 (9.2) | −0.9 (10.6) | −38.1 (17.8)* |
Recently exposed to laboratory animals | 82 | −48.6 (24.9) | 4.9 (29.0) | −76.4 (49.1) |
Sensitised to laboratory animals | 26 | −48.4 (22.6)* | −95.4 (24.6)** | −56.1 (44.9) |
Symptoms of respiratory allergy to laboratory animals | 15 | −67.0 (27.6)* | −86.9 (31.3)** | −24.2 (55.6) |