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Table 7 Area under ROC curve of different hidden layer nodes with two hidden layers in the BP neural network model (N = 4177)

From: Application of three statistical models for predicting the risk of diabetes

Number of first hidden layer nodes

Number of second hidden layer nodes

The area under ROC curve (95%Cl)

Z

P

4

1

0.724(0.710–0.737)

18.900

< 0.0001

4

2

0.736(0.722–0.747)

18.895

< 0.0001

4

3

0.745(0.731–0.758)

20.495

< 0.0001

4

4

0.748(0.734–0.761)

19.944

< 0.0001

5

1

0.752(0.739–0.765)

19.326

< 0.0001

5

2

0.760(0.746–0.773)

23.355

< 0.0001

5

3

0.753(0.740–0.766)

19.337

< 0.0001

5

4

0.750(0.737–0.763)

20.810

< 0.0001

6

1

0.741(0.725–0.752)

19.730

< 0.0001

6

2

0.742(0.726–0.753)

20.365

< 0.0001

6

3

0.740(0.724–0.751)

19.095

< 0.0001

6

4

0.737(0.721–0.748)

18.460

< 0.0001