Table 1

Relative risk (RR) (95% CI) of mortality from lung cancer for estimated cumulative exposure to respirable TiO2 dust

Cumulative exposure (mg/m3-year)France (n=833)*Pooled European cohort†
Lung cancer deathsRR (95% CI)Lung cancer deathsRR (95% CI)
0–0.7341.0 Reference531.0 Reference
0.73–3.4331.06 (0.21 to 5.30)531.19 (0.80 to 1.77)
3.44–13.1951.49 (0.39 to 5.67)521.03 (0.69 to 1.55)
13.20+41.63 (0.38 to 6.95)530.89 (0.58 to 1.35)
  • *From table 4.4 of Boffetta et al.3

  • †From Boffetta et al.2