Table 2.

Lifetime RRs at different radon exposures, the distribution of ARs for Canadian women from indoor radon exposure and estimated lung-cancer deaths attributable to radon for the year 2011.

Radon range	Proportion of homes	Relative risk, RR(C)		Contribution to AR		Lung-cancer deaths in 2011 attributable to radon
Bq m–3	(%)	Ever-smoker	Never-smoker	Ever-smoker	Never-smoker	Ever-smoker	Never-smoker
0–18	21.12	1.0382	1.0862	0.0069	0.0130	58	12
19–37	24.55	1.0782	1.1770	0.0164	0.0311	137	29
38–56	15.88	1.1180	1.2677	0.0160	0.0304	134	28
57–74	9.85	1.1554	1.3536	0.0131	0.0249	109	23
75–92	6.76	1.1926	1.4394	0.0111	0.0212	93	20
93–111	5.01	1.2317	1.5298	0.0099	0.0190	83	18
112–130	3.60	1.2705	1.6201	0.0083	0.0159	69	15
131–148	2.53	1.3070	1.7056	0.0066	0.0128	55	12
149–166	1.93	1.3433	1.7910	0.0057	0.0109	47	10
167–185	1.57	1.3814	1.8811	0.0051	0.0099	43	9
186–200	0.99	1.4113	1.9521	0.0035	0.0067	29	6
201–250	2.26	1.5099	2.1883	0.0098	0.0192	82	18
251–300	1.30	1.6069	2.4239	0.0068	0.0133	57	12
301–400	1.32	1.7961	2.8928	0.0090	0.0179	75	17
401–500	0.59	1.9790	3.3590	0.0049	0.0100	41	9
501–600	0.30	2.1561	3.8224	0.0029	0.0060	25	6
601–800	0.26	2.4930	4.7409	0.0033	0.0069	28	6
>800	0.25	2.8084	5.6486	0.0039	0.0084	33	8
Total	100.00	—	—	0.1431	0.2776	1198	258