Table 1 Univariate survival analysis of clinicopathological variables in 274 gastric cancer patients
N (%) | 5-year survival rate (%) | Log-rank χ 2 value | P value | |
|---|---|---|---|---|
Gender | 1.987 | 0.159 | ||
Female | 95 (34.7) | 50.6 | ||
Male | 179 (65.3) | 42.7 | ||
Age at surgery (years) | 3.247 | 0.047 | ||
≤40 | 14 (5.1) | 80.0 | ||
41–60 | 90 (32.8) | 41.9 | ||
>61 | 170 (62.1) | 44.5 | ||
Tumor location | 4.786 | 0.025 | ||
Upper | 77 (28.1) | 43.1 | ||
Upper-middle | 34 (12.4) | 38.7 | ||
Middle | 72 (26.3) | 42.9 | ||
Middle-lower | 29 (10.6) | 41.7 | ||
Lower | 62 (22.6) | 56.4 | ||
Histological grade | 6.788 | 0.009 | ||
Well + moderately differentiated | 129 (47.1) | 51.7 | ||
Poorly differentiated + signet ring cell | 145 (52.9) | 38.7 | ||
Lauren’s classification | 9.772 | 0.002 | ||
Intestinal type | 104 (38.0) | 54.7 | ||
Diffuse type | 170 (62.0) | 39.7 | ||
Type of gastrectomy | 0.656 | 0.199 | ||
Subtotal | 40 (14.6) | 47.1 | ||
Total | 234 (85.4) | 45.2 | ||
The 6th N stage (AJCC) | 17.013 | 0.002 | ||
N0 | 66 (23.9) | 66.0 | ||
N1 | 103 (37.6) | 52.1 | ||
N2 | 61 (22.2) | 50.0 | ||
N3 | 44 (16.2) | 31.0 | ||
The 7th N stage (AJCC) | 29.483 | 0.0003 | ||
N0 | 66 (23.9) | 66.0 | ||
N1 | 44 (16.2) | 66.7 | ||
N2 | 71 (26.1) | 48.1 | ||
N3a | 60 (21.8) | 51.2 | ||
N3b | 33 (12.0) | 20.8 |