Table 1.
Relationship between PQLC2 expression and clinicopathological features of Korean patients with gastric cancer
| Features | PQLC2 expression in gastric cancer | P value | ||
|---|---|---|---|---|
| Low (91) | High (n = 89) | |||
| No. (%) | No. (%) | |||
| Age | ||||
| <65 y | 124 | 68 (74.7) | 56 (62.9) | .087a |
| ≥65 y | 56 | 23 (25.3) | 33 (37.1) | |
| Gender | ||||
| Male | 127 | 64 (70.3) | 63 (70.8) | .946a |
| Female | 53 | 27 (29.7) | 26 (29.2) | |
| Depth of invasion | ||||
| T1 | 113 | 63 (69.2) | 50 (56.2) | .013b |
| T2‐T4 | 67 | 28 (30.8) | 39 (43.8) | |
| Nodal involvement | ||||
| Negative | 107 | 64 (70.3) | 43 (48.3) | .003a |
| Positive | 73 | 27 (29.7) | 46 (51.7) | |
| Stage | ||||
| I/II | 141 | 79 (86.8) | 62 (69.7) | .005a |
| III/IV | 39 | 12 (13.2) | 27 (30.3) | |
| Borrmann's classification | ||||
| Early | 81 | 44 (48.4) | 34 (38.2) | .025b |
| Type I‐II | 75 | 37 (40.7) | 41 (46.1) | |
| Type III | 16 | 7 (7.7) | 9 (10.1) | |
| Unclassified | 8 | 3 (3.3) | 5 (5.6) | |
| Tumor location | ||||
| Upper | 12 | 4 (4.4) | 8 (9.0) | .212b |
| Middle | 92 | 46 (50.5) | 46 (51.7) | |
| Lower | 75 | 40 (44.0) | 35 (39.3) | |
| Whole | 1 | 1 (0.01) | 0 (0) | |
| Tumor size | ||||
| ≤5 cm | 141 | 77 (84.6) | 64 (71.9) | .039a |
| >5 cm | 39 | 14 (15.4) | 25 (28.1) | |
a
Calculated by pairwise comparisons from χ2 test.
b
Calculated by comparisons of 4 groups from linear‐by‐linear associations.