ORs and 95% CIs for industry by duration categories
| Industry† | Never/ever Cases/controls (n) | Never/Ever OR (95% CI)‡ | Exposure <2 years Cases/controls (n) | Exposure <2 years OR‡ (95% CI) | Exposure between 2 years and 10 years Cases/controls (n) | Exposure between 2 years and 10 years OR‡ (95% CI) | Exposure >10 years Cases/controls (n) | Exposure >10 years OR‡ (95% CI) | Trend p value |
| A: agriculture, forestry and fishing | 101/149 | 1.42 (1.03 to 1.96)* | 12/29 | 0.84 (0.40 to 1.74) | 21/33 | 1.19 (0.66 to 2.16) | 49/58 | 1.82 (1.18 to 2.82)* | 0.011 |
| A01: agriculture | 92/123 | 1.68 (1.20 to 2.35)* | 12/24 | 1.00 (0.47 to 2.11) | 19/24 | 1.69 (0.88 to 3.25) | 44/46 | 2.19 (1.37 to 3.49)* | 0.001 |
| A011: horticulture and fruit growing | 36/40 | 1.93 (1.18 to 3.18)* | 7/11 | 1.15 (0.42 to 3.17) | 6/11 | 1.19 (0.42 to 3.38) | 15/10 | 3.74 (1.60 to 8.75)* | 0.004 |
| A0119: fruit growing nec | 20/13 | 3.67 (1.71 to 7.89)* | 3/5 | 1.20 (0.26 to 5.61) | 2/1 | 6.07 (0.50 to 72.96) | 8/4 | 5.29 (1.44 to 19.4)* | 0.005 |
| B: mining | 16/12 | 2.26 (1.03 to 4.97)* | 6/4 | 2.51 (0.68 to 9.32) | 7/5 | 2.51 (0.77 to 8.24) | 1/3 | 0.38 (0.04 to 3.83) | 0.325 |
| B14: other mining | 7/4 | 3.81 (1.07 to 13.59)* | 2/3 | 1.51 (0.24 to 9.45) | 2/1 | 5.86 (0.51 to 67.64) | 2/0 | – | 0.047 |
| C: manufacturing | 131/237 | 0.99 (0.74 to 1.32) | 25/44 | 0.93 (0.54 to 1.60) | 40/62 | 1.20 (0.76 to 1.89) | 47/97 | 0.81 (0.53 to 1.22) | 0.567 |
| C212: dairy product manufacturing | 11/5 | 4.98 (1.64 to 15.06)* | 3/2 | 3.34 (0.54 to 20.80) | 3/2 | 3.77 (0.57 to 25.05) | 3/1 | 6.53 (0.62 to 68.43) | 0.021 |
| C2129: dairy product manufacturing nec | 8/4 | 4.10 (1.16 to 14.45)* | 2/2 | 2.21 (0.29 to 16.51) | 3/1 | 7.13 (0.66 to 76.42) | 2/1 | 3.33 (0.27 to 41.17) | 0.063 |
| C24: printing, publishing and recorded media | 6/35 | 0.31 (0.13 to 0.75)* | 2/9 | 0.42 (0.09 to 2.01) | 3/12 | 0.53 (0.14 to 1.98) | 1/11 | 0.12 (0.02 to 0.98)* | 0.014 |
| C242: publishing | 2/20 | 0.20 (0.05 to 0.88)* | 0/3 | – | 2/9 | 0.43 (0.09 to 2.09) | 0/5 | – | 0.056 |
| E: construction | 83/100 | 1.50 (1.04 to 2.14)* | 15/20 | 1.37 (0.67 to 2.78) | 22/30 | 1.34 (0.73 to 2.44) | 37/42 | 1.52 (0.92 to 2.52) | 0.065 |
| E41: general construction | 53/50 | 1.81 (1.16 to 2.82)* | 12/9 | 2.18 (0.88 to 5.37) | 10/18 | 1.08 (0.47 to 2.46) | 26/19 | 2.24 (1.18 to 4.24)* | 0.014 |
| E412: non-building construction | 16/11 | 2.36 (1.05 to 5.29)* | 4/2 | 3.04 (0.53 to 17.37) | 5/4 | 2.04 (0.51 to 8.12) | 7/4 | 3.08 (0.87 to 10.86) | 0.029 |
| E4121: road and bridge construction | 12/6 | 3.00 (1.09 to 8.30)* | 2/1 | 2.19 (0.19 to 25.43) | 5/2 | 4.13 (0.76 to 22.49) | 5/3 | 2.59 (0.60 to 11.20) | 0.046 |
| F: wholesale trade | 32/79 | 0.66 (0.42 to 1.03) | 8/11 | 1.18 (0.46 to 3.02) | 12/30 | 0.67 (0.33 to 1.36) | 6/23 | 0.42 (0.16 to 1.07) | 0.047 |
| F471: food, drink and tobacco wholesaling | 4/20 | 0.35 (0.12 to 1.06)* | 2/3 | 0.96 (0.15 to 6.13) | 2/11 | 0.33 (0.07 to 1.53) | 0/2 | – | 0.105 |
| G: retail trade | 110/194 | 1.09 (0.81 to 1.48) | 21/44 | 0.85 (0.48 to 1.49) | 45/63 | 1.40 (0.90 to 2.16) | 29/49 | 1.29 (0.77 to 2.16) | 0.145 |
| G5259: retailing nec | 12/6 | 3.70 (1.33 to 10.24)* | 3/2 | 2.69 (0.42 to 17.13) | 7/3 | 4.07 (1.01 to 16.35)* | 1/0 | – | 0.011 |
| G53: motor vehicle retailing and services | 47/48 | 1.78 (1.14 to 2.78)* | 9/12 | 1.38 (0.56 to 3.39) | 23/18 | 2.22 (1.16 to 4.25)* | 10/10 | 2.08 (0.80 to 5.37) | 0.006 |
| G531: motor vehicle retailing | 18/9 | 3.73 (1.62 to 8.60)* | 5/1 | 10.00 (1.13 to 88.68)* | 8/5 | 3.04 (0.95 to 9.79) | 3/3 | 1.69 (0.32 to 8.89) | 0.027 |
| G5311: car retailing | 13/9 | 2.47 (1.02 to 6.00)* | 4/1 | 7.81 (0.84 to 72.67) | 6/6 | 1.68 (0.52 to 5.46) | 1/2 | 0.70 (0.06 to 8.30) | 0.315 |
| G5321: automotive fuel retailing | 19/9 | 4.10 (1.72 to 9.78)* | 4/3 | 1.89 (0.40 to 8.95) | 8/2 | 10.83 (1.82 to 64.46)* | 5/2 | 6.10 (0.91 to 40.74) | 0.002 |
| I: transport and storage | 58/88 | 1.20 (0.82 to 1.76) | 8/14 | 1.11 (0.44 to 2.78) | 31/36 | 1.45 (0.86 to 2.45) | 11/31 | 0.61 (0.29 to 1.26) | 0.924 |
| I62: rail transport | 17/12 | 2.34 (1.09 to 5.06)* | 3/4 | 1.49 (0.32 to 6.94) | 4/2 | 2.81 (0.50 to 15.94) | 5/3 | 2.49 (0.57 to 10.85) | 0.088 |
| I620: rail transport | 12/6 | 3.19 (1.16 to 8.79)* | 0/3 | – | 4/0 | – | 3/1 | 4.11 (0.41 to 40.84) | 0.065 |
| L: property and business services | 84/174 | 0.86 (0.62 to 1.18) | 16/39 | 0.80 (0.43 to 1.49) | 30/45 | 1.21 (0.73 to 2.00) | 31/69 | 0.75 (0.47 to 1.20) | 0.430 |
| M: government administration and defence | 81/148 | 1.06 (0.77 to 1.46) | 18/28 | 1.21 (0.65 to 2.27) | 23/44 | 1.05 (0.61 to 1.80) | 25/47 | 1.10 (0.65 to 1.86) | 0.655 |
| N: education | 61/160 | 0.75 (0.52 to 1.10) | 7/18 | 0.61 (0.24 to 1.51) | 18/41 | 0.85 (0.46 to 1.55) | 27/80 | 0.70 (0.42 to 1.16) | 0.144 |
| O: health and community services | 63/139 | 0.96 (0.66 to 1.39) | 12/19 | 1.32 (0.61 to 2.85) | 29/52 | 1.15 (0.69 to 1.93) | 19/57 | 0.78 (0.44 to 1.39) | 0.736 |
| O8729: non-residential care services nec | 7/6 | 3.49 (1.09 to 11.22)* | 2/1 | 4.99 (0.37 to 66.65) | 2/2 | 4.24 (0.55 to 32.72) | 2/2 | 2.79 (0.37 to 21.12) | 0.077 |
*P<0.05.
†Only results for broad industry categories were included (all one digit), and for specific industries (2–5 digits) if the association for ever versus never employed was statistically significant (p<0.05), and based on at least 10 subjects (cases+controls).
‡OR adjusted for age, sex, ethnicity, highest education level, socioeconomic deprivation status and smoking.
nec, not elsewhere classified.