Table 1

Summary Relative Risks (95% Confidence Interval) for Smokeless Tobacco Use and Cancer From Two Meta-Analyses

Cancer (n = Boffetta: Lee-Hamling estimates)

Boffetta et al.

Lee-Hamling


Oral Cavity

All (11:41)

1.8 (1.1 - 2.9)

1.79 (1.36 - 2.36)

Adjusted for smoking (0:19)

NA

1.36 (1.04 - 1.77)

Adjusted for smoking/alcohol (0:10)

NA

1.07 (0.84 - 1.37)

Esophagus

All

1.6 (1.1 - 2.3)

1.25 (1.03 - 1.51)

Adjusted for smoking

NA

1.13 (0.95 - 1.36)

Pancreas

All (6: 7)

1.6 (1.1 - 2.2)

1.00 (0.68 - 1.47)

Adjusted for smoking (0:7)

NA

1.07 (0.71 - 1.60)

Lung

All (5: 9)

1.2 (0.7 - 1.9)

0.96 (0.73 - 1.27)

Adjusted for smoking (0: 6)

NA

0.99 (0.71 - 1.37)


NA, Not Available

Source: Boffetta et al. [3]; Lee and Hamling [4].

Rodu Harm Reduction Journal 2011 8:19   doi:10.1186/1477-7517-8-19

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