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Table 2 Most commonly listed broad occupation and industry groups for persons exposed to cotton dust and wool dust in two studies in Montreal, Canada, cases and controls combined a

From: Lack of a protective effect of cotton dust on risk of lung cancer: evidence from two population-based case-control studies

 

Study 1

Study 2

Cotton Dust

Total N exposed = 222

Total N exposed = 510

Occupation: n (%)

Fabricating, assembling and repairing occupations: textile, fur and leather products: 72 (32.4%)

Fabricating, assembling and repairing occupations: textile, fur and leather products: 232 (45.5%)

Fiber preparing, spinning, twisting, winding, reeling, weaving and knitting: 30 (13.5%)

Apparel and furnishings service occupations: 43 (8.4%)

Apparel and furnishings service occupations: 21 (9.4%)

Fiber preparing, spinning, twisting, winding, reeling, weaving and knitting: 36 (7.1%)

Material recording, scheduling and distributing occupations: 37 (16.7%)

Material recording, scheduling and distributing occupations: 35 (6.9%)

Industry: n (%)

Clothing industry: 75 (33.4%)

Textile industries: 239 (46.9%)

Textile industries: 81 (36.5%)

Wholesale trade: 36 (7.1%)

Retail trades: 34 (15.3%)

Clothing industry: 26 (5.1%)

Wholesale trade: 31 (14.0%)

 

Wool Dust

Total N exposed = 161

Total N exposed = 228

Occupation: n (%)

Fabricating, assembling and repairing occupations: textile, fur and leather products: 70 (43.5%)

Fabricating, assembling and repairing occupations: textile, fur and leather products: 124 (54.4%)

Apparel and furnishings service occupations: 19 (11.7%)

Apparel and furnishings service occupations: 35 (15.4%)

Fiber preparing, spinning, twisting, winding, reeling, weaving and knitting: 17 (10.5%)

Fiber preparing, spinning, twisting, winding, reeling, weaving and knitting: 17 (7.5%)

Material recording, scheduling, and distributing occupations: 23 (14.2%)

Material recording, scheduling, and distributing occupations: 15 (6.6%)

Industry: n (%)

Clothing industry: 39 (24.2%)

Textile industries: 150 (65.8%)

Textile industries: 82 (50.9%)

Wholesale trade: 25 (11.0%)

Retail trades: 41 (25.3%)

Clothing industry: 9 (4.0%)

Wholesale trade: 29 (18.0%)

 
  1. a Numbers and percentages based on persons ever holding a job with the given occupation/industry code, over total subjects with the given exposure. Percentages may total over 100, due to persons holding multiple jobs in different occupations and industries.