[Retracted] Preoperative Nutritional Status and Risk Factors Associated with Delayed Discharge in Geriatric Patients Undergoing Gastrectomy: A Single-Center Retrospective Study

Table 3

Univariate and multivariate analyses of clinical factors associated with prolonged length of stay.

Clinical factors	Group		LOS	Univariate analysis		Multivariate analysis
			(days)			OR	95% CI
Sex	Male	584	8 (7, 10)
	Female	199	7 (7, 9)	3.142	0.076	0.962	(0.817, 1.132)	0.637
Age (years)	65~70	349	7 (7, 9)
	≥70	434	8 (7, 10)	9.730	0.002	1.216	(1.048, 1.411)	0.010
Nutritional status	Well-nourished	534	8 (7, 9)
	Malnourished	249	8 (7, 10)	2.245	0.134	0.990	(0.842, 1.163)	0.899
Surgery time (min)	<180	438	7 (7, 8)
	≥180	345	8 (7, 11)	44.218	<0.001	1.431	(1.237, 1.656)	<0.001
Anesthesia	GA	87	8 (7, 11)
	TEA	696	8 (7, 9)	2.714	0.099	0.921	(0.734, 1.154)	0.474
Comorbidity	<3	707	8 (7, 9)
	≥3	76	8 (7, 11)	3.915	0.048	1.067	(0.839, 1.357)	0.595
Hemoglobin (g/L)	≥90	675	8 (7, 9)
	<90	108	8 (7, 11)	1.893	0.169
Albumin (g/L)	>30	772	8 (7, 9)
	≤30	11	10 (7, 11)	1.789	0.181
Prealbumin (mg/L)	≥180	523	8 (7, 9)
	<180	260	8 (7, 10)	7.389	0.007	0.797	(0.514, 1.237)	0.312
Postoperative PN	Single transfusion	549	8 (7, 10)
	TNA	234	8 (7, 9)	0.317	0.573
PNI	≥44.5	718	8 (7, 11)
	<44.5	65	9 (8, 13)	7.856	0.005	1.792	(1.058, 3.032)	0.030
Clavien-Dindo grade	0	669	8 (7, 9)
	1 ~ 2	64	10 (7, 12)			2.191	(1.604, 2.991)	<0.001
	≥3	50	10 (7, 17)	40.624	<0.001	1.163	(1.163, 1.701)	0.435

Abbreviations: LOS: length of stay; GA: general anesthesia; TEA: general anesthesia combined with thoracic epidural block; PN: parenteral nutrition; TNA: total nutrient admixture; PNI: prognostic nutritional index.