1.

肺癌患者基本情况

Characteristics of lung cancer patients

Items	Smoking			Non-smoking		All	X2	P
	n	%		n	%	(n)
SCC: squamous cell carcinoma; ADC: adenocarcinoma; SCLC: small cell lung cancer; LCC: large cell carcinoma; ASC: adenosquamous carcinoma.
Total	11, 750	83.30		2, 356	16.70	14, 106
Age groups (yr)							218.52	< 0.001
< 30	32	52.46		29	47.54	61
30-39	307	66.45		155	33.55	462
40-49	1, 726	79.58		443	20.42	2, 169
50-59	3, 798	86.59		588	13.41	4, 386
60-69	3, 960	85.33		681	14.67	4, 641
70-79	1, 814	80.98		426	19.02	2, 240
80+	113	76.87		34	23.13	147
Year of diagnosis							17.81	0.12
2000	387	84.50		71	15.50	458
2001	423	83.76		82	16.24	505
2002	541	84.40		100	15.60	641
2003	503	83.42		100	16.58	603
2004	646	82.08		141	17.92	787
2005	835	80.60		201	19.40	1, 036
2006	921	83.65		180	16.35	1, 101
2007	1, 036	84.71		187	15.29	1, 223
2008	1, 088	84.02		207	15.98	1, 295
2009	1, 211	84.98		214	15.02	1, 425
2010	1, 402	83.85		270	16.15	1, 672
2011	1, 512	82.67		317	17.33	1, 829
2012	1, 245	81.32		286	18.68	1, 531
Histology							656.88	< 0.001
SCC	4, 627	92.19		392	7.81	5, 019
ADC	3, 507	73.43		1269	26.57	4, 776
SCLC	1, 828	86.96		274	13.04	2, 102
LCC	428	83.76		83	16.24	511
ASC	233	84.42		43	15.58	276
Other	1, 127	79.25		295	20.75	1, 422
Residents' province							10.90	0.053
Beijing	3, 523	82.95		724	17.05	4, 247
Hebei	1, 937	84.03		368	15.97	2, 305
Inner Mongolia	1, 071	85.00		189	15.00	1, 260
Shandong	786	81.54		178	18.46	964
Heilongjiang	704	80.64		169	19.36	873
Other	3, 729	83.67		728	16.33	1, 715