Fig. 6From: Factors contributing to 1-year dissatisfaction after total knee arthroplasty: a nomogram prediction modelCalibration curves for the training and validation cohort models. a Calibration curve of the nomogram in the training cohort. b Calibration curve of the nomogram in the validation cohort. The red curve is a calibration curve corresponding to the actual situation. The blue curve represents the 95% CI range of the calibration curve (bootstrap resampling times = 1000)Back to article page