Table 3 Univariate/multivariate analyses for risk factors of postoperative complications (grade ≥ 3a)

Age ≥ 75 years

0.841

0.804 [0.096–6.747]

Male

0.521

1.468 [0.454–4.740]

BMI^b ≥ 25 kg/m²

0.62

1.354 [0.408–4.490]

Esophagogastric junction cancer

0.588

1.450 [0.378–5.567]

Scirrhous

0.464

0.459 [0.057–3.699]

Bulky node

0.635

1.308 [0.431–3.963]

Laparoscopic surgery

0.014

6.667 [1.474–30.159]

0.052

4.683 [0.984–22.291]

TG^c/PG^d + Splenectomy

< 0.001

10.500 [3.230–34.136]

< 0.001

8.574 [2.584–28.443]

Conversion surgery

0.118

0.298 [0.065–1.358]