Table 1
Main causative agents
HMW, high molecular weight.
HMW agents
21 (13.5%), including 5 cases to flour, 5 to latex, 4 to wood dust
Isocyanates
35 (22%)
Metal agents
21 (13.5%)
Biocidal agents
17 (10.9%)
Colophony
13 (8.3%)
Oil mists
9 (5.8%)