Risk Assessment of Lung Cancer Caused by Indoor Radon Exposure in China during 2006–2016: A Multicity, Longitudinal Analysis

Table 1

ERR and PAR of lung cancer incidence in 2006.

City	(Bq/m^3)			ERR^a (95% CIs)	PAR^a (%)	Lung cancer incidence (1/10^5)
						Male	Female
Beijing	33.9	0.182	0.082	0.156 (0.013, 0.326)	13.52	5.49	3.05
Shanghai	18.2	0.094	0.043	0.081 (0.044, 0.206)	7.48	3.22	1.46
Guangzhou	35.7	0.288	0.130	0.247 (0.122, 0.616)	19.79	17.01	7.68
Shijiazhuang	26.3	0.110	0.050	0.094 (0.012, 0.201)	8.59	NA	NA
Wuhan	31.1	0.145	0.065	0.124 (0.057, 0.304)	11.01	5.68	2.69
Lianyungang	17.9	0.070	0.032	0.060 (0.027, 0.147)	5.65	3.59	1.48
Suzhou	34.0	0.300	0.135	0.257 (0.118, 0.632)	20.43	11.65	4.05
Shenyang	80.0	0.216	0.097	0.185 (0.055, 0.425)	15.64	9.41	5.25
Qingdao	40.7	0.191	0.086	0.164 (0.071, 0.398)	14.06	NA	NA
Hangzhou	25.5	0.205	0.092	0.176 (0.060, 0.413)	14.98	7.76	2.95
Jiaxing	25.7	0.083	0.037	0.071 (0.026, 0.169)	6.66	3.50	1.18
Zhongshan	63.2	0.328	0.148	0.281 (0.127, 0.690)	21.95	14.08	5.72
Yinchuan	67.1	0.287	0.129	0.246 (0.107, 0.599)	19.72	NA	NA
Xi’ning	20.9	0.110	0.050	0.094 (0.042, 0.230)	8.60	NA	NA
Tianjin	41.3	0.314	0.141	0.269 (0.122, 0.660)	21.21	NA	NA

^aCalculation was based on the national average smoking prevalence (about 26%).