From: A nomogram for predicting the likelihood of lymph node metastasis in early gastric patients
Clinicopathological features | Lymph node metastasis | p | |
---|---|---|---|
Negative (n = 539) | Positive (n = 58) | ||
Gender | Â | Â | 0.901 |
 Male | 376 (90.4 %) | 40 (9.6 %) |  |
 Female | 163 (90.1 %) | 18 (9.9 %) |  |
Age (year) | Â | Â | 0.024 |
 <50 | 108 (85.0 %) | 19 (15.0 %) |  |
 ≥50 | 431 (91.7 %) | 39 (8.3 %) |  |
Tumor location | Â | Â | 0.179 |
 Upper 1/3 | 89 (94.7 %) | 5 (5.3 %) |  |
 Middle 1/3 | 130 (92.9 %) | 12 (8.5 %) |  |
 Low 1/3 | 320 (87.9 %) | 41 (11.4 %) |  |
Macroscopic type | Â | Â | <0.001 |
 I/II | 374 (94.4 %) | 22 (5.6 %) |  |
 III/Mixed | 165 (82.1 %) | 36 (17.9 %) |  |
Size (cm) | Â | Â | Â |
 <2.0 | 274 (93.8 %) | 18 (6.2 %) | 0.004 |
 ≥2.0 | 265 (86.9 %) | 40 (13.1 %) |  |
 <1.5 | 203 (96.7 %) | 7 (3.3 %) | <0.001 |
 ≥1.5 | 336 (86.8 %) | 51 (13.2 %) |  |
Histology | Â | Â | 0.001 |
 Adenocarcinoma | 403 (92.6 %) | 32 (7.4 %) |  |
 Other typesa | 136 (84.0 %) | 26 (16.0 %) |  |
Differentiation | Â | Â | <0.001 |
 Differentiated | 245 (96.1 %) | 10 (3.9 %) |  |
 Undifferentiated | 294 (86.0 %) | 48 (14.0 %) |  |
Ulcer | Â | Â | <0.001 |
 Absent | 463 (92.4 %) | 38 (7.6 %) |  |
 Present | 76 (79.2 %) | 20 (20.8 %) |  |
Lymphovascular invasion | Â | Â | <0.001 |
 Absent | 510 (95.0 %) | 27 (5.0 %) |  |
 Present | 29 (48.3 %) | 31 (51.7 %) |  |
Depth of invasion | Â | Â | <0.001 |
 Mucosa | 325 (97.0 %) | 10 (3.0 %) |  |
 Submucosa | 214 (81.7 %) | 48 (18.3 %) |  |