The Value of a Panel of Autoantibodies for Predicting the Activity of Lupus Nephritis at Time of Renal Biopsy

Table 3

Correlations of activity and chronicity index with clinical and immunological tests.

	Activity index		Chronicity index
Serum creatinine mg/dL	0.23	0.017	0.4	0.0000
Proteinuria g/day	0.3	0.0014	0.17	0.08
Erythrocyte sedimentation rate mm	0.24	0.02	Ns	Ns
C reactive protein mg/dL	Ns	Ns	Ns	Ns
C3 mg/dL	−0.34	0.0003	Ns	Ns
C4 mg/dL	−0.28	0.004	Ns	Ns
Anti-DNA antibodies U/mL	0.31	0.001	Ns	Ns
Anti-C1q antibodies AU	0.24	0.01	Ns	Ns
Anti-nucleosome antibodies Ab U	0.29	0.041	Ns	Ns
Anti-Ribosome antibodies	Ns	Ns	Ns	Ns
Lupus anticoagulant	Ns	Ns	Ns	Ns
Antiphospholipid; antibodies	Ns	Ns	Ns	Ns