Table 4.

The model test of the four models

Model	-2 Log likelihood	Cox & Snell R2	Nagelkerke R2	Hosmer-Lemeshow
Model 1	1410.517	0.021	0.035	P = 0.933
Model 2	1388.835	0.035	0.057	P = 0.896
Model 3	1370.353	0.047	0.077	P = 0.577
Model 4	1351.506	0.059	0.096	P = 0.682