Table 1 Comparison of H. pylori-positive patients and H. pylori-negative patients
Variable | Classification | Positive | Negative | P-value |
|---|---|---|---|---|
N = 743 |  | 516 (69.4) | 227 (30.6) |  |
Age (years) |  | 60 (23–84) | 61 (35–90) | 0.191 |
Age group | ≤65 years | 359 (71.1) | 146 (28.9) | 0.157 |
> 65 years | 157 (66.0) | 81 (34.0) |  | |
Gender | Male | 390 (71.2) | 158 (28.8) | 0.088 |
Female | 126 (64.6) | 69 (35.4) | Â | |
Length (cm) |  | 4.0 (0.3–22.0) | 4.5 (0.5–13.0) | 0.012 |
Length group | ≤4.5 cm | 314 (72.4) | 120 (27.6) | 0.042 |
> 4.5 cm | 202 (65.4) | 107 (34.6) |  | |
Differentiation | Poor | 376 (71.2) | 152 (28.8) | 0.262 |
Moderate | 138 (65.1) | 74 (34.9) | Â | |
High | 2 (66.7) | 1 (33.3) | Â | |
Histological type | Tubular | 425 (68.1) | 199 (31.9) | 0.182 |
Signet ring cell | 55 (75.3) | 18 (24.7) | Â | |
Other | 36 (78.3) | 10 (21.7) | Â | |
T stage | T1 | 77 (72.6) | 29 (27.4) | 0.828 |
T2 | 71 (69.6) | 31 (30.4) | Â | |
T3 | 300 (69.3) | 133 (30.7) | Â | |
T4 | 68 (66.7) | 34 (33.3) | Â | |
N stage | N0 | 160 (71.1) | 65 (28.9) | 0.549 |
N1 | 135 (71.8) | 53 (28.2) | Â | |
N2 | 103 (68.7) | 47 (31.3) | Â | |
N3 | 118 (65.6) | 62 (34.4) | Â | |
TNM | I | 98 (69.5) | 43 (30.5) | 0.089 |
II | 211 (73.8) | 75 (26.2) | Â | |
III | 207 (65.5) | 109 (34.5) | Â | |
Lymphovascular invasion | Negative | 156 (70.0) | 67 (30.0) | 0.844 |
Positive | 360 (69.2) | 160 (30.8) | Â | |
Neural invasion | Negative | 238 (70.4) | 100 (29.6) | 0.602 |
Positive | 278 (68.6) | 127 (31.4) | Â | |
Post-operational chemotherapy | No | 344 (69.9) | 148 (30.1) | 0.697 |
Yes | 172 (68.5) | 79 (31.5) | Â |