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Table 3 Dose–response effects of radon for lung cancer

From: An updated review of case–control studies of lung cancer and indoor radon-Is indoor radon the risk factor for lung cancer?

Author/year

Nation

EORa/ERRb per 100 Bq/m3 (95 % CI) radon concentration

Overall

Smokers

Ex-smokers

Non-smokers

Pershagen et al. 1994

Sweden

0.10 (0.01–0.22)

0.14 (−0.06–0.52)

NA

0.07 (−0.15–0.80)

Darby et al. 1998

United Kingdom

0.12 (−0.05–0.33)

−0.04 (−0.22–0.14)

0.19 (0.03–0.35)

0.04 (−0.49–0.57)

Field et al. 2000

United States

0.24 (−0.05–0.92)

NAc

NA

NA

Lagarde et al.d 2001

Sweden

0.28 (−0.05–1.05)

  

0.02 (−0.06–0.32) not exposed to ETSe at home

0.29 (−0.03–1.24) exposed to ETS at home

Wang et al. 2002

China

0.19 (−0.05–0.47)

I:0.34/II:0.02/III:0.80f

 

0.09

Baysson et al. 2004

France

0.04 (−0.01–0.11)

NA

NA

NA

Bochicchio et al. 2005

Italy

0.14 (−0.11–0.46)

0.16 (−0.12–0.51)g

 

-0.23 (−0.64–0.66)

Wichmann et al. 2005

Germany

0.10 (−0.02–0.30)

0.14 (−0.06–0.52)

0.07 (−0.03–0.42)

0.07 (−0.15–0.80)

Wilcox et al. 2007

United States

0.05 (−0.14–0.44)

Male: −0.13 (CI: −0.14–0.56)

Female: 0.29 (CI: −0.12–1.70)

  1. aExcess odds ratio
  2. bExcess relative risk
  3. cNot applicable
  4. dStudies that included only never-smokers
  5. eEnvironmental tobacco smoking
  6. fSmoking risk levels: I, other-light smokers; II, duration ≥30 years and amount ≥10 cigarettes/day; III, duration ≥ 40 years and amount ≥ 20 cigarettes/day
  7. gEversmoker