Number of workers Mean age at hire (SD) PY age <30 PY age 30–44 PY age 45–59 PY age >59 Total PY 202 266 2025 2283 729 5303 Causes of death (ICD IX) All causes (000–999) All tumors (140–208) Lung tumor (162) Lymphoid and hematopoietic tumor (200–208) Brain tumor (191) Liver tumor(155) Liver cirrhosis (571) Cardiovascular diseases (390–452) Obs RR (95% CI) Obs RR (95% CI) Obs RR (95% CI) Obs RR (95% CI) Obs RRpm (95% BCI) Obs RRpm (95% BCI) Obs RRpm (95% BCI) Obs RR (95% CI) 210 325 2298 2312 511 5446 19 11 3 0 1 1 2 3 BMC Public Health 2008, 8:21 http://www.biomedcentral.com/1471-2458/8/21 Table 2: Number of workers, mean age at hiring and standard deviation (SD), person-years (PY) by age class for each group of workers Technicians and clerks1 Autoclave workers PVC Compound workers Other blue collar workers Total blue collar workforce2 27.4 (7.1) 26.1 (5.2) 31.7 (7.5) 29.5 (7.3) 29.3 (7.6) 29.1 (7.6) 1 Reference group 2Total blue collar workforce = Autoclave workers + PVC Compound workers + PVC Baggers + Other blue collar workers. Table 3: Number of observed deaths (Obs), relative risk (RR)1 and 95% confidence intervals (95% CI)2 obtained by Poisson regression3 for main causes and workers' subgroups Technicians & Clerks (Reference) PVC Compound workers Other blue collar workers Total blue collar workforce4 PVC Baggers 198 79 1237 2483 1179 4978 Autoclave workers 25 1.58* (0.92–2.71) 14 1.60 (0.74–3.45) 2 0.94 (0.19–4.61) - - 7 9.57 (3.71–24.68) 5 2.80 (0.90–8.76) 3 1.19 (0.49–2.86) 404 333 3388 4879 1710 10310 PVC Baggers 49 1.72 (1.04–2.83) 23 1.53 (0.73–3.18) 11 3.13 (0.96–10.28) 4 - 1 0.82 (0.23–2.93) 3 1.03 (0.28–3.78) 12 2.25 (1.08–4.70) 644 29.5 (8.2) 897 5938 6966 2415 16216 72 1.71 (1.09–2.67) 38 1.59 (0.83–3.04) 12 1.90 (0.62–5.80) 4 2 1.11 (0.10–13.03) 5 2.46 (0.94–6.42) 5 1.10 (0.36–3.39) 9 1.29 (0.63–2.64) 1456 1634 12861 16640 5815 36950 83 1.41 (0.91–2.19) 43 1.26 (0.67–2.39) 12 1.23 (0.40–3.75) 6 - 3 1.17 (0.47–2.90) 5 0.88 (0.29–2.67) 18 1.89 (0.97–3.67) Total 1658 1900 14886 18923 6544 42253 229 1.55 (1.03–2.35) 118 1.42 (0.79–2.57) 37 1.60 (0.54–4.75) 14 2 0.36 (0.03–4.30) 16 2.39 (0.63–9.11) 18 1.17 (0.41–3.38) 42 1.68 (0.86–3.30) 1 RRpm: mean of the posterior distribution of RR 295% BCI: 95% Bayesian credibility interval between the 2.5th and 97.5th centiles of the posterior distribution of RR. 3RRs and RRpms are adjusted by age, calendar period, employment duration and latency. 4Total blue collar workforce = Autoclave workers + PVC Compound workers + PVC Baggers + Other blue collar workers. Page 4 of 8 (page number not for citation purposes)