Table 2.

Clinical findings at the time of diagnostic biopsy and associations with time from biopsy to death

Baseline	Hazard ratio	95% CI	P value
Age at diagnostic renal biopsy	1.07	1.05−1.10	<0.001
Male sex	1.25	0.78−2.02	0.868
Race
Caucasian	1
African American	1.15	0.36−3.66	0.056
Asian	1.43	0.19−10.33	0.126
Diabetes	2.22	0.79−6.17	0.126
Hypertension	2.09	1.33−3.29	0.001
Chronic kidney disease stage at diagnosis
1 (≥90 ml/min/1.73 m2)	1
2 (60 < 90 ml/min/1.73 m2)	1.97	0.87−4.48	0.103
3 (30 < 60 ml/min/1.73 m2)	2.89	1.29−6.50	0.010
4 (15 < 30 ml/min/1.73 m2)	9.18	4.17−20.23	<0.001
5 (<15 ml/min/1.73 m2)	10.19	4.41−23.57	<0.001
Urine protein excretion (g/24 h) at diagnosis
Mild <1	1
Moderate > 1 < 3	1.82	0.92−3.62	0.087
Severe >3	4.52	2.35−8.71	<0.001

CI, confidence interval.

P values < 0.05 are considered to be significant.