Table 5 Calibration performances of the model
From: A prediction model for worsening diabetic retinopathy after panretinal photocoagulation
Cohort | Slope | 95% CI | X-intercept | 95% CI | Y-intercept | 95% CI | R squared | Goodness-of-fit test |
|---|---|---|---|---|---|---|---|---|
Training cohort | 0.96 | 0.60 to 1.31 |  − 0.03 |  − 0.39 to 0.15 | 0.02 |  − 0.19 to 0.24 | 0.83 | 0.34 |
Validation cohort | 1.00 | 0.66 to 1.34 | 0.00 |  − 0.31 to 0.17 | 0.00 |  − 0.22 to 0.21 | 0.85 | 0.84 |