Table 2.

Characteristics of the lung cancer cases, overall and by continent

		Total		Asia		Australia		Europe		United States
		N	%	n	%	n	%	n	%	n	%
Histology	Large cell	173	3	15	1	31	9	15	2	112	5
	Small cell	490	9	97	6	47	13	103	12	243	10
	Squamous cell	835	16	318	18	67	19	162	19	288	12
	Adenocarcinoma	2029	38	589	34	152	43	260	31	1028	43
	Other	590	11	116	7	53	15	128	15	293	12
	Unknown/missing	1196	23	593	34	3	1	167	20	433	18
Time to diagnosis (years)	[0, 2)	587	11	258	15	35	10	50	6	244	10
	[2, 5)	1333	25	457	26	45	13	96	11	735	31
	[5, 10)	1622	31	592	34	101	29	266	32	663	28
	[10, 36]	1588	30	421	24	172	49	423	51	572	24