Table 2.
Excess lifetime risks, background lifetime risks, and relative lifetime risks for bladder and lung cancer from a lifetime consumption of 10 μg arsenic/L, by sex.
| Type of cancer | NRC-excess lifetime riska | Background- lifetime riskb | NRC-relative lifetime riskc |
|---|---|---|---|
| Bladder | |||
| Males | 0.0023 | 0.0315 | 1.07 |
| Females | 0.0012 | 0.0094 | 1.13 |
| Lung | |||
| Males | 0.0014 | 0.0689 | 1.02 |
| Females | 0.0018 | 0.0554 | 1.03 |
Lifetime risk is through age 85 years.
a
Data from NRC (2001).
b
Data from SEER (2006a, 2006b).
c
Relative lifetime risk = (excess lifetime risk + background lifetime risk) ÷ background lifetime risk.