[Retracted] Classification of Diabetes Using Photoplethysmogram (PPG) Waveform Analysis: Logistic Regression Modeling

Table 3

Summary of Forward: LR model.

Step	-2 Log likelihood	Cox & Snell -square	Nagelkerke -square
1	201.879^a	.401	.697
2	171.928^a	.431	.749
3	158.780^b	.444	.771