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Table 1 Clinic-pathological characteristics of the patients with gastric cancer

From: Application of Weibull model for survival of patients with gastric cancer

Factors Categories No. of patients (%) P value
Gender Female 465(27.1) 0.301
  Male 1250(72.9)  
age   57.5 ± 10.9 <0.001
Past medical history No 1258(73.4) 0.022
  Yes 457(26.6)  
Family history of gastric cancer No 1431(83.4) 0.431
  Yes 284(16.6)  
Location of tumor Lower third 1086(63.3) <0.001
  Middle third 281(16.4)  
  Upper third 193(11.3)  
  Whole stomach 155(9.03)  
Eradicative degree of surgery Utterly 809(47.8) <0.001
  Relatively 473(27.6)  
  Palliative 433(25.2)  
Tumor size(mm) <40 364(21.2) <0.001
  ≥40 1315(78.8)  
Stage I 301(17.5) <0.001
  II 425(24.8)  
  III 497(29.0)  
  IV 492(28.7)  
Combined evisceration No 1323(77.1) <0.001
  Yes 392(22.9)  
Histologic grade Well differentiated 521(30.3) <0.001
  Moderately differentiated 253(14.8)  
  Poorly differentiated 941(54.9)  
Depth of invasion T1 145(8.5) <0.001
  T2 879(51.3)  
  T3 549(32.0)  
  T4 142(8.3)  
Lymph node status N0 629(36.7) <0.001
  N1 717(41.8)  
  N2 272(15.9)  
  N3 97(5.7)  
  1. T1, Tumour invades lamina propria or submucosa;
  2. T2,Tumour invades muscularis propria or subserosa;
  3. T3: Tumour penetrate serosa without invasion of adjacent structures;
  4. T4: Tomour invades adjacent structures;
  5. N0, Metastasis in 0 regional lymph nodes;
  6. N1, Metastasis in 1 to 6 regional lymph nodes;
  7. N2, Metastasis in 7 to 15 regional lymph nodes;
  8. N3, metastasis in more than 15 regional lymph nodes.