Asthma cases | 2001, n (%) | 2002, n (%) | 2003, n (%) | 2004, n (%) | 2005, n (%) | 2006, n (%) | 2007, n (%) | 2008, n (%) | 2009, n (%) | Kendall τ (p Value) |
Agents with significant increase by industrial activities | ||||||||||
Health work/quaternary ammonium | 4 (0.8) | 3 (0.8) | 6 (1.9) | 5 (1.5) | 10 (2.9) | 7 (2.6) | 12 (5.1) | 17 (5.9) | 13 (5.4) | 0.778 (0.003) |
Agents with significant decrease by industrial activities | ||||||||||
Manufacture of food products/flour | 60 (11.9) | 33 (8.7) | 31 (9.7) | 32 (9.4) | 33 (9.6) | 30 (11.2) | 20 (8.6) | 23 (8.0) | 23 (9.5) | −0.686 (0.011) |
Manufacture of wood/wood | 4 (0.8) | 10 (2.6) | 6 (1.9) | 6 (1.8) | 3 (0.9) | 4 (1.5) | 2 (0.9) | 3 (1.0) | 1 (0.4) | −0.667 (0.015) |
Manufacture of chemicals/isocyanates | 4 (0.8) | 5 (1.3) | 4 (1.2) | 4 (1.2) | 3 (0.9) | 4 (1.5) | 1 (0.4) | 3 (1.0) | 1 (0.4) | −0.693 (0.015) |
Manufacture of plastic products/isocyanates | 5 (1.0) | 7 (1.8) | 4 (1.2) | 7 (2.1) | 3 (0.9) | 2 (0.7) | 2 (0.9) | 0 (0.0) | 1 (0.4) | −0.743 (0.006) |
Health work/aldehydes | 16 (3.2) | 7 (1.8) | 8 (2.5) | 5 (1.5) | 5 (1.5) | 1 (0.4) | 2 (0.9) | 3 (1.0) | 1 (0.4) | −0.743 (0.006) |
Agents with no significant trend by industrial activities | ||||||||||
Restaurants/flour | 1 (0.2) | 6 (1.6) | 1 (0.3) | 4 (1.2) | 2 (0.6) | 4 (1.5) | 4 (1.7) | 2 (0.7) | 5 (2.1) | 0.0269 (0.333) |
Construction/wood | 5 (1.0) | 5 (1.3) | 3 (0.9) | 8 (2.4) | 4 (1.2) | 3 (1.1) | 5 (2.1) | 6 (2.1) | 2 (0.8) | −0.177 (0.521) |
Construction/isocyanates | 8 (1.6) | 4 (1.0) | 4 (1.2) | 6 (1.8) | 8 (2.3) | 4 (1.5) | 1 (0.4) | 1 (0.3) | 3 (1.2) | −0.509 (0.067) |
Repair of motor vehicles/isocyanates | 11 (2.2) | 4 (1.0) | 4 (1.2) | 3 (0.9) | 8 (2.3) | 9 (3.4) | 1 (0.4) | 3 (1.0) | 1 (0.4) | −0.493 (0.071) |
Retail trade/flour | 27 (5.4) | 20 (5.2) | 9 (2.8) | 12 (3.5) | 9 (2.6) | 9 (3.4) | 9 (3.8) | 8 (2.8) | 17 (7.0) | −0.487 (0.079) |
Health work/latex | 13 (2.6) | 4 (1.0) | 3 (0.9) | 4 (1.2) | 7 (2.0) | 5 (1.9) | 3 (1.3) | 3 (1.0) | 3 (1.2) | −0.464 (0.098) |
Personal service activities/hairdressing products | 23 (4.6) | 29 (7.6) | 37 (11.6) | 35 (10.3) | 36 (10.5) | 30 (11.2) | 24 (10.3) | 29 (10.0) | 22 (9.1) | −0.253 (0.345) |
Percentages were calculated as the rate of WRA cases associated with one specific agent relative to all other cases of WRA.