Characteristics of 54 wood mill worker study participants
| Parameters | Fungus positive | Fungus negative | p-value |
| Participants n | 19 | 35 | |
| Age years | 42.5±10.4 | 36.9±5.2 | 0.04 |
| Height cm | 172.05±4.76 | 173.20±5.42 | 0.43 |
| BMI kg·m−2 | 21.9±3.3 | 21.2±2.3 | 0.44 |
| Ever-smokers | 8 (42.1) | 12 (34.3) | 0.79 |
| Employment years | 15.8±8.1 | 13.0±4.2 | 0.18 |
| Parental asthma | 6 (31.6) | 7 (20.0) | 0.54 |
Data are presented as mean±sd or n (%), unless otherwise stated. All participants were male. p-values are based on t-test for age and height, Wilcoxon rank sum test for body mass index (BMI) and employment years, and Chi-squared test for smoking status and parental asthma.