Table 4 Univariate analysis of gastric cancer differentiation.
From: Analysis of endoscopic and pathological features of 6961 cases of gastric cancer
Factors | Well-differentiated N (%) | Poorly differentiated N (%) | c2 | P-value |
|---|---|---|---|---|
Sex |  |  | 50.045 |  < 0.001 |
 Male | 2154 (38.10) | 3499 (61.90) |  |  |
 Female | 362 (27.68) | 946 (72.32) |  |  |
Age* (years) |  |  | 42.681 |  < 0.001 |
 < 40 | 20 (12.27) | 143 (87.73) |  |  |
 40–49 | 150 (25.68) | 434 (74.32) |  |  |
 50–59 | 695 (36.68) | 1200 (63.32) |  |  |
 60–69 | 1124 (38.37) | 1805 (61.63) |  |  |
 70–79 | 455 (37.36) | 763 (62.64) |  |  |
 ≥ 80 | 72 (41.86) | 100 (58.14) |  |  |
Stage |  |  | 995.113 |  < 0.001 |
 Early | 773 (82.06) | 169 (17.94) |  |  |
 Progressive | 1743 (28.96) | 4276 (71.04) |  |  |
Lesion ___location |  |  | 41.649 |  < 0.001 |
 Upper | 1367 (39.55) | 2089 (60.45) |  |  |
 Middle | 697 (31.16) | 1540 (68.84)a |  |  |
 Lower | 452 (35.65) | 816 (64.35)a,b |  |  |
