Risk factors for lymph node metastasis and invasion depth in early gastric cancer: Analysis of 210 cases

Figure 1 Distribution of gastric cancer patients. A: Sex distribution and age comparison among gastric cancer patients; B: Median age of patients with different histological types of gastric cancer and age distribution in younger patients; C: Age distribution in patients with different histological types of gastric adenocarcinoma; D: Median age of patients with gastric cancer based on the depth of invasion.

Figure 2 Depth of invasion and lymph node metastasis in gastric cancer locations. A: Depth of invasion and lymph node metastasis rates in different gastric cancer locations; B: Lymph node metastasis in gastric cancers based on the depth of invasion; C: Depth of invasion in relation to tumor differentiation.

Figure 3 Lymph node metastasis, depth of invasion in relation to tumor size. A: Median tumor size in relation to lymph node metastasis; B: Median tumor size in relation to depth of invasion; C: Lymph node metastasis rates in relation to tumor size; D: Preoperative enhanced computed tomography indications of lymph node metastasis compared with postoperative lymph node dissection results. CT: Computed tomography.