Feasibility of subtotal esophagectomy with systematic lymphadenectomy in selected elderly patients with esophageal cancer; a propensity score matching analysis

Table 4 Postoperative course

Characteristic	Non-elderly group (n = 100)	Elderly group (n = 50)	P
Postoperative complications (%)
CD grade 2 or more	36 (36%)	22 (44%)	0.345
CD grade 3 or more	12 (12%)	4 (8%)	0.445
Reoperation (%)	6 (6%)	2 (4%)	0.599
Operative death^a (%)	0	1 (2%)	0.137
Length of postoperative stay (days), mean ± SD	28.1 ± 20.5	26.0 ± 20.0	0.395
Postoperative adjuvant therapy (%)	12 (12%)	1 (2%)	0.022

CD Clavien-Dindo classification, SD standard deviation. ^aDeath within 90 days after surgery

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