Table 4.

Predictive strengths of the logistic regression model for chronic kidney disease

Method	Decreased eGFR		Proteinuria		Hematuria
	Periodontitis (−)	Periodontitis (+)	Periodontitis (−)	Periodontitis (+)	Periodontitis (−)	Periodontitis (+)
Cox and Snell	0.0393	0.0396	0.0120	0.0121	0.0446	0.0460
Nagelkerke	0.2659	0.2679	0.1014	0.1026	0.0784	0.0809
McFadden	0.2507	0.2526	0.0958	0.0970	0.0542	0.0560

Data are expressed as pseudo R².

eGFR, estimated glomerular filtration rate.