Table 1 Characteristics of the patients and tumors
Factors | No. of patients or tumors (n = 82) |
|---|---|
Sex ratio (M/F) | 53/29 |
Age, years, mean ± SD | 69.6 ± 11.4 |
Infection with Hp | |
Positive | 65 (79) |
Negative | 0 (0) |
Eradicated | 17 (21) |
Tumor size, mm, mean ± SD | 15.5 ± 11.1 |
Location of tumor | |
Upper | 25 (30) |
Middle | 31 (38) |
Lower | 26 (32) |
Color | |
Red | 40 (49) |
Isochromatic | 20 (24) |
White | 22 (27) |
Macroscopic type | |
0-IIa | 26 (32) |
0-IIc | 56 (68) |
Histological type | |
Differentiated | 72 (88) |
Undifferentiated | 10 (12) |
Depth | |
Mucosa | 74 (95) |
Submucosa | 8 (5) |
(%) | |