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Retrospective Cohort Study
Copyright ©The Author(s) 2025.
World J Gastrointest Oncol. Sep 15, 2025; 17(9): 108470
Published online Sep 15, 2025. doi: 10.4251/wjgo.v17.i9.108470
Figure 1
Figure 1 Study flowchart. CRC: Colorectal cancer; AJCC: American Joint Committee on Cancer; SEER: Surveillance, Epidemiology, and End Results; LNs: Lymph nodes; ACT: Adjuvant chemotherapy.
Figure 2
Figure 2 Kaplan-Meier analysis of overall survival in stage II colon cancer patients with examined lymph nodes ≥ 12. A: The Surveillance, Epidemiology, and End Results cohort before propensity score matching (PSM); B: The Surveillance, Epidemiology, and End Results cohort after PSM; C: The Chinese cohort before PSM; D: The Chinese cohort after PSM.
Figure 3
Figure 3 Kaplan-Meier analysis of overall survival in stage II colon cancer patients with examined lymph nodes ≥ 12, grade 1/2, and T3. A: The Surveillance, Epidemiology, and End Results cohort before propensity score matching (PSM); B: The Surveillance, Epidemiology, and End Results cohort after PSM; C: The Chinese cohort before PSM; D: The Chinese cohort after PSM.