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Table 3 Univariable and multivariable Cox regression analyses of OS

From: Prognostic factors for survival after curative resection of gastric mixed adenoneuroendocrine carcinoma: a series of 80 patients

  Univariable Multivariable
n 3-year OS (%) P value HR 95% CI P value
Age(year) 0.738    
  < 65 37 54     
  ≥ 65 43 49     
Gender 0.74    
 Male 61 51     
 Female 19 56     
ASA score 0.28    
 1 42 59     
 2 30 49     
  ≥ 3 8 33     
Tumor size (cm) 0.043 1.537 0.799–2.959 0.198
  < 5 46 64     
  ≥ 5 34 35     
Tumor location 0.288    
 Upper 38 50     
 Middle 12 75     
 Lower 20 51     
 Diffuse 10 36     
T stage 0.288    
 T1 + T2 13 81     
 T3 37 58     
 T4 30 36     
N stage 0.327    
 N0 16 66     
 N1 64 49     
TNM stage 0.235    
 I-II 16 65     
 III 67 49     
Operation types 0.795    
 Total gastrectomy 56 52     
 Distal gastrectomy 24 53     
Surgical method 0.084    
 Open 25 37     
 Laparoscopic 55 60     
Complication 0.647    
 Yes 13 62     
 No 67 51     
Ki-67positive index (%) 0.002 2.595 1.242–5.425 0.011
  < 60 34 73     
  ≥ 60 46 37     
tumor component in the primary tumor 0.683    
 AC higher 34 51     
 NEC higher 46 44     
Tumor domination 0.006 2.208 1.078–4.520 0.03
 AC dominant type 36 68     
 NEC dominant type 44 45     
Adjuvant chemotherapy 0.404    
 Yes 50 57     
 No 30 39