Observed | Expected | SMR | 95% CI |
Test for trend5-151 p value | |
By highest exposure score in the job history: | 0.17 | ||||
0–1 | 20 | 14.23 | 1.41 | 0.86 to 2.17 | |
2–3 | 7 | 3.33 | 2.10 | 0.84 to 4.33 | |
4–5 | 15 | 8.13 | 1.85 | 1.03 to 3.04 | |
⩾6 | 4 | 1.43 | 2.80 | 0.76 to 7.16 | |
⩾2 | 26 | 12.89 | 2.02 | 1.32 to 2.96 | |
By duration at a score ⩾2 y: | 0.07 | ||||
Non-exposed | 20 | 14.23 | 1.41 | 0.86 to 2.17 | |
<10 | 11 | 7.01 | 1.57 | 0.78 to 2.81 | |
10–19 | 10 | 3.99 | 2.51 | 1.20 to 4.61 | |
⩾20 | 5 | 1.89 | 2.65 | 0.85 to 6.17 | |
By increasing unweighted cumulative doses: | 0.23 | ||||
Dose 1 | 8 | 6.86 | 1.17 | 0.50 to 2.30 | |
Dose 2 | 11 | 6.62 | 1.66 | 0.83 to 2.97 | |
Dose 3 | 11 | 6.84 | 1.61 | 0.80 to 2.88 | |
Dose 4 | 16 | 6.79 | 2.36 | 1.35 to 3.83 | |
By increasing frequency weighted cumulative doses: | 0.37 | ||||
Dose 1 | 9 | 6.75 | 1.33 | 0.61 to 2.53 | |
Dose 2 | 11 | 6.81 | 1.62 | 0.81 to 2.89 | |
Dose 3 | 12 | 6.76 | 1.78 | 0.92 to 3.10 | |
Dose 4 | 14 | 6.78 | 2.06 | 1.13 to 3.46 |