Table 6 Calibration matrix of the LASSO regression models in the validation dataset in predicting all-cause ED visits among children and adolescents
Model | Predicted probability of ED visit % | Observed ED visit % (95%CI) | Risk stratification capacity N (%) |
|---|---|---|---|
Cross Validated | 0–24 | 15.0 (9.2,23.5) | 393 (6.44) |
25–49 | 38.8 (35.9,41.7) | 4330 (70.98) | |
50–74 | 52.5 (47.2,57.8) | 1364 (22.36) | |
75–100 | 50.0 (4.0,96.0) | 13 (0.21) | |
Adaptive | 0–24 | 21.7 (16.6,27.8) | 957 (15.69) |
25–49 | 39.8 (36.5, 43.1) | 3296 (54.03) | |
50–74 | 50.8 (45.8,55.7) | 1592 (26.10) | |
75–100 | 43.1 (32.0, 54.9) | 255 (4.18) |