Safe major abdominal operations: Hepatectomy, gastrectomy and pancreatoduodenectomy in elder patients

Table 1 Comparison of clinicopathologic features between the two age groups

Clinicopathologic	Younger group	Older group	P value
Features	(< 65 yr)	(≥ 65 yr)
Age (median)	52	69
Gender (n)			0.21421
Male	87	63
Female	41	20
Diagnosis (n)			0.11052
Liver
Hepatic carcinoma	45	31
Others	3	7
Stomach
Gastric carcinoma	37	30
Others	2	1
Pancrea
Pancreatic carcinoma	15	4
Periampullary carcinoma	23	8
Others	3	2
Serum albumin	3.84 ± 0.46	3.65 ± 0.50	0.00453
(mean ± SD, g/dL)
Hemoglobin	12.05 ± 2.39	11.16 ± 2.33	0.00823
(mean ± SD, g/dL)
Stage of primary cancer (n)			0.56581
I	18	12
II	32	13
III	53	34
IV	17	13
Comorbidity	15.6% (20/128)	48.2% (40/83)	< 0.00011

¹Chi-squere test;

²Fisher’s exact test;

³Student’s t test.