Table 5.

Multivariate analysis of possible predictors of risk for 30-day readmission following gastrectomy for gastric cancer (n = 2,023).

Variables	Odds Ratio [OR]	95% Confidence Interval [CI]	P value
Post-operative complications	5.116	2.885–9.073	<0.001
Operative blood loss ≥300 mL	1.679	0.948–2.974	0.076
Invasion depth of T3–4	1.481	0.654–3.352	0.347
Combined multi-organ resection	1.304	0.618–2.749	0.486
pTNM stage of III-IV	1.032	0.499–2.134	0.932