Table 3 Survival analysis of the 198 young gastric cancer patients

Gender (male/ female)

0.557

1.746 (1.017–2.997)

0.043

0.015

1.015 (0.572–1.800)

0.959

Comorbidity (negative/ positive)

−3.082

0.046 (0.000–10.360)

0.265

−11.166

0.000 (0.000-NA)

0.973

Tumor location (upper/middle/lower third /whole)

−0.487

0.615 (0.427–0.886)

0.009

−0.407

0.665 (0.428–1.035)

0.048

Tumor size (<5 cm/≥5 cm)

1.063

2.894 (1.651–5.076)

0.000

0.342

1.407(0.737–2.688)

0.301

Depth of invasion (T1/T2/T3/T4)

1.001

2.722 (1.915–3.868)

0.000

0.461

1.586 (1.067–2.358)

0.023

Lymph node metastasis (N0/N1/N2/N3)

1.226

3.406 (2.349–4.939)

0.000

1.066

2.905 (1.932–4.366)

0.000

Histologic type (well/moderately/poorly / signet ring cell or mucinous)

−0.216

0.806 (0.534–1.217)

0.304

−0.052

0.949 (0.638–1.413)

0.797

CEA (negative/ positive)

0.640

1.896 (0.856–4.200)

0.115

0.428

1.534 (0.608–3.871)

0.365

AFP (negative/ positive)

−3.026

0.049 (0.000–913.653)

0.547

−11.184

0.000 (0.000-NA)

0.986

CA19-9 (negative/ positive)

1.036

2.817 (1.505–5.272)

0.001

0.382

1.466 (0.710–3.026)

0.301

CA125 (negative/ positive)

1.260

3.527 (1.578–7.886)

0.002

1.087

2.965 (1.221–7.203)

0.016