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Table 3 Adjusted odd ratio and duration of employment by industrial sectors and job categories (Reference: office workers regarding each respective duration of work)

From: Thyroid cancer among female workers in Korea, 2007–2015

  Odds Ratio ≤3 year 3–8 year > 8 year
Industry sectors Cases AORa 95% CI Cases AORa 95% CI Cases AORa 95% CI Cases AORa 95% CI
Agriculture, forestry, fishing, mining and quarrying 7 1.11 0.52 2.36 1 0.51 0.07 3.65 3 1.49 0.47 4.75 3 1.33 0.42 4.21
Manufacture of beverages and food products 36 0.97 0.69 1.36 11 1.07 0.58 1.98 9 0.70 0.36 1.38 16 1.14 0.69 1.90
Manufacture of textiles and apparel 30 0.80 0.55 1.16 11 0.97 0.53 1.79 15 1.06 0.63 1.79 4 0.33 0.12 0.90
Manufacture of coke, briquettes, refined petroleum, chemicals and chemical products 10 0.78 0.42 1.45 2 0.55 0.14 2.21 4 1.03 0.38 2.78 4 0.77 0.29 2.08
Manufacture of rubber and plastics products 7 0.56 0.27 1.18 2 0.42 0.10 1.69 2 0.46 0.12 1.88 3 0.90 0.28 2.83
Manufacture of basic metals 16 0.82 0.50 1.35 5 0.67 0.28 1.64 7 1.12 0.53 2.40 4 0.69 0.26 1.86
Manufacture of electronic components, computer; visual, sounding and communication equipment 50 0.83 0.63 1.11 17 0.83 0.51 1.36 15 0.73 0.44 1.24 18 0.97 0.60 1.55
Manufacture of electrical equipment 8 0.74 0.37 1.49 3 0.69 0.22 2.17 4 1.11 0.41 3.02 1 0.37 0.05 2.65
Manufacture of machinery and equipment 103 0.84 0.69 1.03 27 0.69 0.47 1.03 43 0.97 0.70 1.33 33 0.86 0.60 1.23
Manufacture of motor vehicles, trailers and semitrailers, and transport equipment 29 0.75 0.52 1.09 7 0.66 0.31 1.41 6 0.47 0.21 1.05 16 1.04 0.63 1.73
Manufacture of wood, products of wood, cork and furniture 7 0.77 0.36 1.62 2 0.66 0.16 2.69 2 0.67 0.16 2.71 3 0.97 0.31 3.07
Other manufacturing 39 0.75 0.55 1.04 6 0.45 0.20 1.02 15 0.88 0.52 1.48 18 0.84 0.52 1.35
Construction 19 0.83 0.52 1.31 10 1.10 0.58 2.08 6 0.77 0.34 1.74 3 0.49 0.16 1.52
Wholesale and retail trade 122 1.05 0.87 1.26 36 1.06 0.75 1.51 38 1.00 0.71 1.40 48 1.08 0.80 1.46
Transportation 21 0.87 0.56 1.35 3 0.56 0.18 1.75 4 0.65 0.24 1.76 14 1.12 0.66 1.92
Accommodation and food service activities 44 0.87 0.64 1.19 10 0.64 0.34 1.21 20 0.97 0.61 1.54 14 1.04 0.60 1.78
Publishing activities, motion picture, broadcasting activities, telecommunications, information service activities 19 1.05 0.67 1.66 6 1.03 0.46 2.32 3 0.47 0.15 1.48 10 1.80 0.95 3.41
Financial and insurance activities 33 1.38 0.97 1.96 5 0.98 0.40 2.40 5 0.97 0.40 2.37 23 1.63 1.07 2.49
Real estate activities and rental and leasing activities 47 0.80 0.60 1.08 23 0.92 0.60 1.43 21 0.99 0.63 1.55 3 0.26 0.08 0.82
Professional, scientific and technical activities 20 0.81 0.52 1.26 10 1.21 0.64 2.29 4 0.39 0.14 1.04 6 1.02 0.45 2.30
Business facilities management and business support services 66 0.71 0.55 0.91 28 0.70 0.48 1.04 27 0.75 0.50 1.11 11 0.71 0.39 1.30
Public administration and defense; compulsory social security 59 0.91 0.69 1.18 10 0.73 0.39 1.38 17 0.86 0.52 1.40 32 1.04 0.72 1.48
Education 126 0.93 0.78 1.12 18 0.87 0.54 1.40 61 0.98 0.74 1.28 47 0.87 0.64 1.19
Human health and social work activities 174 0.94 0.80 1.11 35 1.24 0.87 1.77 64 1.01 0.77 1.32 75 0.79 0.62 1.01
Arts, sports and recreation related services 17 0.81 0.50 1.31 8 0.83 0.41 1.69 8 1.06 0.52 2.16 1 0.27 0.04 1.93
Membership organizations, repair and other personal services 53 0.81 0.61 1.07 24 0.84 0.55 1.29 21 0.89 0.57 1.40 8 0.61 0.30 1.24
  1. aAOR adjusted for age, smoking, alcohol, BMI, income decile, physical activity