Sex differences in postsurgical skeletal muscle depletion after donation of living-donor liver transplantation, although minimal, should not be ignored

Table 2 Comparison of perioperative factors for prolonged postoperative hospital stay

	Prolonged postoperative hospital stay
	≥ 20 days
	Yes (n = 27)	No (n = 250)	p value
Age (years)	41.7 ± 14.6	37.1 ± 11.9	0.06
Age ≥ 45 / < 45 years	12 / 15	73 / 177	0.10
Sex Female / Male	15/ 12	118 / 132	0.41
Graft type RL / Non-RL	16 / 11	89 / 161	0.60
ELRR (%)	44.1 ± 11.8	46.0 ± 11.4	0.41
EBL per body weight > 10 ml/kg yes / no	3 / 24	58 / 192	0.15
Preoperative LS ratio < 7.0 yes / no	49 / 201	3 / 24	0.28
Preoperative Plt count < 20.0 × 10⁴/μl yes / no	2 / 25	42 / 208	0.27
Preoperative Alb level < 4.3 g/dl	10 / 17	65 / 185	0.22
Postoperative complication ≥ C-D 3b yes / no	1 / 26	5 / 245	0.56

Abbreviations: Alb albumin, C-D Clavien-Dindo, EBL estimated blood loss, ELRR estimated liver resection rate, LS ratio liver/spleen ratio, Plt platelet, RL right liver

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