Table 5 SMRs by time since first exposure for selected causes of death (workers exposed ≥ 1 year)
From: Health status of male steel workers at an electric arc furnace (EAF) in Trentino, Italy
ICD 9 | Cause of death | Years since first exposure | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1–<10 years | 10–<20 years | 20 + years | |||||||||||
Obs | Exp | SMR | 95 % CI | Obs | Exp | SMR | 95 % CI | Obs | Exp | SMR | 95 % CI | ||
001–999 | All causes | 8 | 6.18 | 1.29 | 0.56–2.55 | 7 | 8.03 | 0.87 | 0.35–1.80 | 14 | 11.48 | 1.22 | 0.67–2.05 |
140–239 | All tumours | 2 | 1.59 | 1.26 | 0.15–4.54 | 4 | 3.11 | 1.29 | 0.35–3.29 | 8 | 5.56 | 1.44 | 0.62–2.84 |
162 | Malignant tumors of the larynx, trachea, bronchi, lungs | 1 | 0.36 | 2.78 | 0.07–15.48 | 1 | 0.75 | 1.33 | 0.03–7.43 | 6 | 1.27 | 4.72 | 1.73–10.28 |