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

Table 2 Comparison of therapeutic characteristics between the two age groups

Therapeutic characteristics	Younger group (< 65 yr)	Older group (≥ 65 yr)	P value
Operative procedures			0.17081
Hepatectomy ≤ 2 segments	26	23
Hepatectomy > 2 segments	22	15
Gastrectomy-total/proximal	13	11
Gastrectomy-distal	26	20
Pancreatoduodenectomy	41	14
Operative blood loss (median, mL)	500 (100-20000)	500 (50-3500)	0.64803
Operative blood transfusion (median, units)	2 (0-36)	2 (0-13)	0.33953
Rate of complications	20.3% (26/128)	22.9% (19/83)	0.65501
Reoperative rate	2.3% (3/128)	2.4 % (2/83)	1.00002
Perioperative mortality (within 30 d)	1.6% (2/128)	2.4 (2/83)	0.64702
Hospital length of stay (median, d)	21 (4-128)	24 (8-147)	0.02414

¹Chi-squere test;

²Fisher’s exact test;

³Mann-Whitney non-parametric test;

⁴Kaplan-Meier method.