Table 1 Comparison of clinicopathological features between EBV positive gastric carcinomas and EBV negative gastric carcinomas
From: Prevalence and characteristics of Epstein–Barr virus-associated gastric carcinomas in Portugal
EBV positive gastric carcinomas (n = 9) | EBV negative gastric carcinomas (n = 73) | P value | |
|---|---|---|---|
Gender | |||
Male | 8 | 37 | 0.037 |
Female | 1 | 36 | |
Age (years) | |||
Mean (range) | 70.1 (60–81) | 66.2 (39–88) | |
18–39 | 0 | 1 | 0.279§ |
40–59 | 0 | 17 | |
≥ 60 | 9 | 55 | |
Tumor location | |||
Fundus + Body | 2 | 17 | 1.0 |
Antrum | 5 | 54 | |
Cardia | 2 | 2 | |
Histological type | |||
Diffuse | 2 | 18 | 1.0§ |
Intestinal | 5 | 41 | |
Mixed | 2 | 14 | |
Lymph node | |||
Positive | 6 | 47 | 0.080 |
Negative | 2 | 26 | |
pTNM Stage | |||
I + II | 4 | 42 | 0.721 |
III + IV | 4 | 31 | |
Survival | |||
≤ 36 months | 6 | 39 | 0.191 |
> 36 months | 3 | 32 | |
H. pylori | |||
Positive | 4 | 47 | 0.288 |
Negative | 5 | 26 | |