TABLE 1.

Characteristics of patients with AE included in the study

Patient no.	Stage	PNM code	Statusa	Age (yr)b	Sexc	Examination interval/follow-up duration (yr)
1	I	P1N0M0	Curative resection	25	F	2/4
2	I	P1N0M0	Curative resection	62	F	2/4
3	I	P1N0M0	Lesion died out	58	M	2/4
4	I	P1N0M0	Unresectable, progressive disease	62	M	1.5/3
5	II	P2N0M0	Curative resection	67	M	0.5/1
6	II	P2N0M0	Curative resection	38	F	1/2
7	II	P2N0M0	Unresectable, stable disease	71	M	3/6
8	II	P2N0M0	Unresectable, stable disease	60	F	3/6
9	IIIa	P3N0M0	Curative resection	25	F	2/4
10	IIIa	P3N0M0	Curative resection	62	M	1.5/3
11	IIIa	P3N0M0	Unresectable, stable disease	69	F	3/6
12	IIIa	P3N0M0	Unresectable, stable disease	39	F	2/4
13	IIIb	P3N1M0	Palliative resection	32	M	3/6
14	IIIb	P3N1M0	Unresectable, stable disease	49	F	2/4
15	IIIb	P4N0M0	Unresectable, stable disease	60	F	2/4
16	IIIb	P4N0M0	Unresectable, progressive disease	53	M	3/6
17	IV	P4N1M0	Curative resection	56	F	3.5/7
18	IV	P4N1M0	Curative resection	30	M	1.5/3
19	IV	P4N1M0	Curative resection	72	F	1/2
20	IV	P4N1M0	Unresectable, stable disease	71	F	3/6

^aAs assessed by imaging (lesion that died out, progressive disease, and stable disease) or imaging and histology (curative resection).

^bAge when first blood sample was drawn.

^cM, male; F, female.