Table 3.

Delong test between models 1-5.

Model 1	1
Model 2	0.500	1
Model 3	0.945	0.067	1
Model 4	0.035*	0.003*	0.036*	1
Model 5	0.016*	0.001*	0.009*	0.348	1
	Model 1	Model 2	Model 3	Model 4	Model 5

*P<0.05.