Table 3 Comparisons among receiver operating characteristics curves obtained by Cox versus neural network models predicting 45-year all-cause mortality (1447 deaths among 1591 men)
First Model | Compared to the Model | p |
|---|---|---|
Cox forced | Cox forward stepwise | 0.9587 |
Cox forced | Cox backward stepwise | 0.9588 |
Cox forced | Neural network forced | 0.3478 |
Cox forced | Neural network stepwise | 0.3681 |
Cox forward stepwise | Cox backward stepwise | 1.0000 |
Cox forward stepwise | Neural network forced | 0.3478 |
Cox forward stepwise | Neural network stepwise | 0.4236 |
Cox backward stepwise | Neural network forced | 0.3861 |
Cox backward stepwise | Neural network stepwise | 0.4269 |
Neural network forced | Neural network stepwise | 0.7237 |