2. Estimated new cases and incidence rates of oral and oropharyngeal cancer in China, 2015.

Areas	Sex	New cases	Crude incidence (1/105)	Ratio (%)	ASIRC (1/105)	ASIRW (1/105)	Cumulative rate (0−74) (%)	TASR (35−64) (1/105)
ASIRC, age-standardized incidence rate by Chinese standard population in 2000; ASIRW, age-standardized incidence rate by world standard population (Segi’s population); TASR, truncated age-standardized rate by world standard population.
All areas	Both	51,765	3.77	1.32	2.55	2.49	0.29	4.58
	Male	34,651	4.92	1.61	3.37	3.35	0.40	6.29
	Female	17,114	2.55	0.96	1.74	1.63	0.18	2.82
Urban areas	Both	33,919	4.40	1.44	2.87	2.79	0.32	5.21
	Male	22,576	5.74	1.79	3.74	3.71	0.44	7.15
	Female	11,343	3.00	1.04	2.00	1.86	0.20	3.19
Rural areas	Both	17,846	2.96	1.13	2.09	2.06	0.24	3.63
	Male	12,075	3.89	1.35	2.82	2.82	0.34	5.00
	Female	5,771	1.97	0.84	1.37	1.32	0.15	2.25
Eastern areas	Both	22,906	4.44	1.40	2.90	2.79	0.32	5.18
	Male	14,998	5.73	1.73	3.70	3.68	0.43	6.98
	Female	7,908	3.11	1.03	2.11	1.92	0.20	3.34
Middle areas	Both	16,310	3.53	1.25	2.43	2.39	0.28	4.35
	Male	11,090	4.66	1.54	3.29	3.26	0.39	6.08
	Female	5,220	2.33	0.89	1.57	1.51	0.17	2.56
Western areas	Both	12,549	3.16	1.27	2.20	2.19	0.26	4.01
	Male	8,563	4.19	1.52	2.98	2.98	0.36	5.51
	Female	3,986	2.07	0.93	1.43	1.39	0.16	2.44