Fig. 4From: A prognostic nomogram for stage II/III rectal cancer patients treated with neoadjuvant chemoradiotherapy followed by surgical resectionThe calibration curves predicting 24-, 36-, 60-month OS in the training cohort (A–C) and the validation cohort (D–F). The dashed line represents a perfect match between the nomogram predicted probability (x-axis) and the actual probability calculated. OS overall survivalBack to article page