Epidemiologic characteristics of oral cancer: single-center analysis of 4097 patients from the Sun Yat-sen University Cancer Center

Cancer Communications

Table 2 Residential and hospital admission characteristics of 4097 oral cancer patients in South China by age at admission

Variate	Total	Age (years)							P
Variate		0–24	25–34	35–44	45–54	55–64	65–74	75–	P
Period of hospital admission	4097	96	287	711	1056	1178	622	147	<0.001
1960-1973	432	17	36	110	103	114	48	4
1974-1983	500	10	44	83	171	131	54	7
1984-1993	803	22	55	145	197	250	119	15
1994-2003	959	16	68	157	236	270	162	50
2004-2013	1403	31	84	216	349	413	239	71
Subcultural area^a	3630	86	239	623	927	1049	569	137	<0.001
Guangfu (Cantonese)	2470	46	152	402	612	740	421	97
Hakka	488	16	33	95	142	129	58	15
Chaoshan	481	12	42	95	134	133	50	15
Unknown	191	12	12	31	39	47	40	10
Economic region^b	3661	86	251	630	929	1054	575	136	<0.001
Pearl river delta region	2479	41	145	394	627	738	433	101
Non-pearl river delta region	1072	33	92	213	279	295	130	30
Unknown	110	12	14	23	23	21	12	5

^aA total of 467 non-Cantonese patients were excluded from this analysis
^bA total of 436 patients who live in other provinces were excluded from this analysis