Table 4 Univariate and multivariate analysis of overall survival in gastric cancer patients with outlet obstruction

Age ≥ 65

1.63 (1.02–2.60)

0.040

1.42 (0.88–2.29)

0.156

2.83 (0.97–8.29)

0.058

1.49 (0.87–2.55)

0.148

Male

0.95 (0.55–1.63)

0.846

0.83 (0.27–2.54)

0.738

0.95 (0.51–1.77)

0.859

Chemotherapy

0.27 (0.15–0.48)

0.000

0.31 (0.16–0.57)

0.000

0.18 (0.05–0.66)

0.009

0.10 (0.03–0.43)

0.002

0.21 (0.10–0.44)

0.000

Poorly cohesive (ref. adenocarcinoma)

1.71 (0.99–2.97)

0.056

1.61 (0.56–4.67)

0.378

1.84 (0.96–3.52)

0.067

Albumin ≥ 3.5 g/dL

1.22 (0.76–1.97)

0.411

1.25 (0.49–3.16)

0.654

1.20(0.69–2.11)

0.514

Vagotomy

0.85 (0.54–1.34)

0.487

0.38 (0.15–0.98)

0.045

0.25 (0.09–0.68)

0.007

1.14 (0.67–1.94)

0.642

Comorbidity ≥ 3

2.21 (1.10–4.41)

0.025

1.32 (0.64–2.74)

3.76 (0.98–14.38)

0.369

1.96 (0.86–4.43)

0.567

Laparoscopy

1.07 (0.67–1.72)

0.775

1.25 (0.46–3.39)

0.664

0.98 (0.57–1.69)

0.952

Postoperative complication

1.99 (0.95–4.19)

0.069

3.80 (0.78–18.45)

0.097

1.81 (0.77–4.26)

0.177

GCDM (ref. LUGC)

0.69 (0.41–1.17)

0.166