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Table 5 Lung cancer deaths attributable to asbestos exposure

From: Mortality among workers exposed to asbestos at the shipyard of Genoa, Italy: a 55 years follow-up

  Lung cancer    
Pleural Cancer SMR a Observed SMR RRb (95% CI) Attributable Fraction within exposure stratum Attributable Deathsc (% of total cases)
< 265 28 119 reference
266–519 124 150 1.26 (0.83–1.98) 20.7% 25.7 (6.4%)
520–615 132 148 1.24 (0.82–1.94) 19.6% 25.9 (6.5%)
616–821 68 154 1.29 (0.82–2.09) 22.7% 15.4 (3.9%)
822–1703 47 235 1.97 (1.21–3.27) 49.3% 23.2 (5.8%)
Total 399 154 90.2 (22.6%)
  1. a)trade-specific SMR for pleural cancer used as a surrogate of the level of exposure to asbestos
  2. b)RR = ratio between lung cancer SMR relative to the lowest quintile
  3. c)number of lung cancer deaths attributable to each level of pleural cancer SMR