2.

ACI of stomach and esophageal cancer patients by area ($)

Variables	Stomach cancer				Esophageal cancer
	All areas	Urban areas	Rural areas		All areas	Urban areas	Rural areas
ACI, annual cost of illness; *, clinical stage information of 9,488 cases was not reported; **, pathologic type information of 6,700 cases was not reported; ***, ACI of urban stomach cancer patients underwent radiotherapy could not be analyzed due to the lack of data on annual number of hospitalization.
All	5,694	10,449	2,927		6,342	13,029	3,504
Sex
Male	5,562	11,150	2,930		7,253	13,317	3,636
Female	6,032	9,350	2,886		3,748	8,279	3,261
Age
Non-elderly	6,244	9,797	3,065		8,049	13,869	3,289
Elderly	5,316	11,359	2,850		5,584	12,422	3,572
Clinical stage*
I	9,365	23,172	2,954		9,502	39,884	3,769
II	6,358	22,544	3,352		7,463	38,150	3,791
III	7,525	16,262	3,262		9,882	25,985	3,710
IV	5,550	10,445	2,938		5,069	9,128	3,640
Pathologic type**
Adenocarcinoma	6,522	14,967	3,206		14,064	18,542	7,969
Squamous cell 　carcinoma	−	−	−		7,655	18,784	3,917
Other	6,491	12,280	2,049		3,238	9,690	2,020
Treatment
Surgery	10,601	18,578	4,069		12,179	44,195	3,431
Radiotherapy	2,444	−***	2,264		5,132	23,948	3,708
Chemotherapy	5,256	9,728	3,169		5,869	7,839	3,741
Concurrent 　chemoradiotherapy	5,918	11,792	4,190		10,064	30,412	5,301
Palliative care	4,331	10,770	2,587		5,262	9,255	3,566