Gastric cancer incidence and mortality in Zhuanghe, China, between 2005 and 2010

Table 1 The top ten malignant tumors for incidence in Zhuanghe area, 2005-2010

Rank	Total				Males				Females
	Cancer	ICD-10	Cases	CR %	Cancer	ICD-10	Cases	CR%	Cancer	ICD-10	Cases	CR %
1	LC	C33-34	2673	21.35	GC	C16	1950	26.41	LC	C33-34	1068	20.80
2	GC	C16	2634	21.04	LC	C33-34	1605	21.74	GC	C16	684	13.32
3	HCC	C22	1488	11.89	HCC	C22	1093	14.80	BC	C50	617	12.02
4	CRC	C18-21	1211	9.67	CRC	C18-21	719	9.74	CRC	C18-21	492	9.58
5	BC	C50	636	5.08	EC	C15	322	4.36	TC	C73	234	4.56
6	EC	C15	364	2.91	BLC	C67	246	3.33	CC	C53	212	4.13
7	TC	C73	317	2.53	PC	C25	151	2.05	EMC	C54	135	2.63
8	BLC	C67	286	2.28	CNC	C70-72	135	1.83	CNC	C70-72	111	2.16
9	PC	C25	253	2.02	PRC	C61	85	1.15	OC	C56	105	2.05
10	CNC	C70-72	246	1.97	KC	C64	83	1.12	PC	C25	102	1.99
	Total		10108	80.74	Total		6389	86.53	Total		3760	73.24

CR: Constituent ratio; ICD-10: The 10th revision of International Classification of Diseases; GC: Gatric cancer; LC: Lung cancer; HCC: Liver cancer; CRC: Colon/rectum cancer; BC: Breast cancer; EC: Esophageal cancer; TC: Thyroid cancer; BLC: Bladder cancer; PC: Pancreatic cancer; CNC: Cancers of brain and nervous system; PRC: Prostate cancer; KC: Renal cancer; CC: Cervical cancer; EMC: Endometrial carcinoma; OC: Ovarian cancer.

Table 2 Time trends for incidence rates of gastric cancer in Zhuanghe population, 2005-2010 (/100 000)

Year	Total				Males				Females
	Cases	Crude	ASR1	ASR2	Cases	Crude	ASR1	ASR2	Cases	Crude	ASR1	ASR2
2005	409	44.74	33.41	37.67	312	67.51	47.92	57.48	97	21.46	16.97	18.13
2006	437	47.62	34.89	40.12	323	69.63	48.01	60.06	114	25.12	19.30	20.66
2007	411	44.60	32.88	37.77	314	67.42	46.89	57.86	97	21.28	16.68	18.17
2008	474	51.36	31.65	35.30	346	74.26	42.69	51.05	128	28.01	18.53	19.60
2009	476	51.98	30.55	34.04	337	72.97	39.58	47.66	139	30.63	19.53	20.30
2010	427	47.03	26.84	29.83	318	69.55	38.46	44.53	109	24.18	13.67	14.70
Total	2634	47.89	31.25	35.10	1950	70.23	43.28	51.95	684	25.12	17.17	18.26
χ2 trend test	χ2 = 2.693, P = 0.101				χ2 = 0.696, P = 0.404				χ2 = 3.519, P = 0.061
APC	APC = -4.82%, P = 0.019				APC = -5.81%, P = 0.008				APC = -2.89%, P = 0.383

Crude: The crude incidence rate; ASR1: The age standardized incidence of Chinese population in 2000; ASR2: The age standardized incidence of the world population in 2000; APC: Average annual percent change of incidence rates.

Table 3 The top ten malignant tumors for mortality in Zhuanghe area, 2005-2010

Rank	Total				Males				Females
	Cancer	ICD-10	Cases	CR %	Cancer	ICD-10	Cases	CR %	Cancer	ICD-10	Cases	CR%
1	LC	C33-34	2683	29.81	LC	C33-34	1560	27.89	LC	C33-34	1123	32.95
2	GC	C16	1722	19.13	GC	C16	1207	21.58	GC	C16	515	15.11
3	HCC	C22	1623	18.03	HCC	C22	1180	21.10	HCC	C22	443	13.00
4	CRC	C18-21	544	6.04	CRC	C18-21	305	5.45	CRC	C18-21	239	7.01
5	EC	C15	290	3.22	EC	C15	245	4.38	BC	C50	179	5.25
6	CNC	C70-72	289	3.21	CNC	C70-72	158	2.82	CNC	C70-72	131	3.84
7	PC	C25	252	2.80	PC	C25	143	2.56	LK	C91-95	118	3.46
8	LK	C91-95	251	2.79	LK	C91-95	133	2.38	PC	C25	109	3.20
9	BC	C50	185	2.06	BLC	C67	95	1.70	EMC	C54	101	2.96
10	LNC	C77	151	1.68	LNC	C77	93	1.66	LNC	C77	58	1.70
	Total		7990	88.77	Total		5119	91.52	Total		3016	88.48

CR: Constituent ratio; ICD-10: The 10th revision of International Classification of Diseases; GC: Gastric cancer; LC: Lung cancer; HCC: Liver cancer; CRC: Colon/rectum cancer; BC: Breast cancer; EC: Esophageal cancer; BLC: Bladder cancer; PC: Pancreatic cancer; CNC: Cancers of brain and nervous system; EMC: Endometrial carcinoma; LK: Leukemia; LNC: Secondary malignant tumors of lymph nodes.

Table 4 Time trends for mortality rates of gastric cancer in Zhuanghe population, 2005-2010 (/100 000)

Year	Total				Males				Females
	Cases	Crude	ASMR1	ASMR2	Cases	Crude	ASMR1	ASMR2	Cases	Crude	ASMR1	ASMR2
2005	352	38.51	27.94	32.74	224	48.47	33.31	42.08	128	28.32	21.75	23.86
2006	293	31.93	23.11	27.00	204	43.97	30.16	38.67	89	19.62	14.55	15.91
2007	276	29.95	21.79	25.78	202	43.37	29.26	38.55	74	16.24	12.50	13.54
2008	268	29.04	17.06	19.61	199	42.71	23.22	29.02	69	15.10	9.54	10.32
2009	272	29.71	16.20	18.74	202	43.74	21.82	28.07	70	15.42	8.99	9.52
2010	261	28.74	14.92	17.28	176	38.50	18.86	23.71	85	18.86	9.92	10.78
Total	1722	31.31	19.54	22.65	1207	43.47	25.42	32.18	515	18.91	12.35	13.32
χ2 trend test	χ2 = 12.949, P < 0.001				χ2 = 3.965, P = 0.046				χ2 = 12.736, P < 0.001
APC	APC = -12.23%, P = 0.001				APC = -11.09%, P = 0.002				APC =-15.23%, P = 0.015

Crude: The crude mortality rate; ASMR1: The age standardized mortality of Chinese population in 2000; ASMR2: The age standardized mortality of the world population in 2000; APC: Average annual percent change of mortality rates.

Table 5 Age-specific incidence and mortality of gastric cancer in Zhuanghe population (/100 000)

Age (yr)	Incidence			Mortality
	Males	Females	Total	Males	Females	Total
0-4
5-9
10-14
15-19				0.68	0	0.33
20-24	0.61	0.57	0.59	0	0	0
25-29	2.49	1.97	2.23	0.99	0.99	0.99
30-34	2.15	5.01	3.54	2.15	3.19	2.65
35-39	12.08	5.49	8.85	3.02	3.53	3.27
40-44	23.34	9.93	16.65	11.32	4.97	8.15
45-49	35.80	12.46	24.15	14.61	8.43	11.52
50-54	70.78	28.85	50.01	29.64	21.18	25.45
55-59	130.08	50.15	91.74	57.05	29.10	43.65
60-64	169.90	62.55	119.25	85.33	35.50	61.82
65-69	280.88	87.94	186.18	169.55	56.15	113.89
70-74	369.88	123.30	245.56	245.76	80.57	162.48
75-79	474.45	128.06	296.01	373.28	116.57	241.04
80-84	573.56	183.05	367.92	453.11	206.25	323.12
85+	341.65	129.97	224.60	414.00	175.46	282.10

Table 6 Mortality to incidence ratio of gastric cancer

Year	Age-standardized mortality to incidence ratio1
	Total	Male	Female
2005	0.87	0.73	1.32
2006	0.67	0.64	0.77
2007	0.68	0.67	0.75
2008	0.56	0.57	0.53
2009	0.55	0.59	0.47
2010	0.58	0.53	0.73
Total	0.65	0.62	0.73

¹The age-standardized mortality to incidence ratio was computed according to ASR2 and ASMR2. ASR2: The age standardized incidence of the world population in 2000; ASMR2: The age standardized mortality of the world population in 2000.