Clinical significance of initial treatment for peritoneal lavage cytology-positive gastric cancer: outcomes according to treatment strategy

Table 1 Clinicopathological features of patients with advanced gastric cancer according to initial treatment

Variable		Surgery first n = 21	Chemotherapy first n = 17	p value
Age (years)		62 (32–92)	71.5 (41–80)	0.307
Sex	Male	14	11	0.899
Sex	Female	7	6
Main location	U	5	8	0.203
	M	12	5
	L	4	4
Macroscopic appearance	Type 2	4	1	0.483
	Type 3	9	8
	Type 4	8	8
Histologic type	Differentiated	3	5	0.255
Histologic type	Undifferentiated	18	12
c-Depth of invasion	SS	3	4	0.537
	SE	16	12
	SI	2	1
c-Lymph node metastasis	N0	7	3	0.616
	N1	7	6
	N2	6	7
	N3	1	1

L lower, M middle, SE invasion of serosa, SI invasion of adjacent structures, SS invasion of subserosa, U upper

ISSN: 1477-7819