Research Article

Identification of a Five-Gene Panel to Assess Prognosis for Gastric Cancer

Table 2

Demographics and tumor characteristics of patients with gastric cancer in TCGA-STAD project.

CharacteristicsNumber of patientsPercent (%)

Gender
 Male17567.2
 Female5432.8
Race
 Asian6930.1
 White13558.9
 Black or African American104.4
 Unknown156.6
Family cancer history
 Yes147.0
 No18593.0
New tumor event
 Yes4821.0
 No18179.0
Tumor grade
 173.1
 29039.3
 312755.4
 452.2
Pathological tumor stage
 Stage I3013.5
 Stage II6529.3
 Stage III10748.2
 Stage IV209.0
Age at initial pathologic diagnosis
 30-50 (including 30)168.8
 50-70 (including 50)9451.6
 70-90 (including70)7139.0
 90+ (including 90)10.6