Table 3.

Plasma and urine CTGF N fragment levels by albuminuria status

Variable	AER < 40 mg/24 h (n = 896)		AER 40–299 mg/24 h (n = 105)			AER > 300 mg/24 h (n = 51)
	Mean	sd	Mean	sd	P	Mean	sd	P
Plasma (ng/ml)
Log CTGF N	3.227	0.657	3.297	0.542	0.2487	3.75	0.921	<0.0001
CTGF N	34.191	55.116	32.386	27.958	0.8250	65.792	84.842	0.0001
Urine (μg/24 h)
Log CTGF N	2.098	0.719	1.943	0.821	0.0529	2.285	1.083	0.1096
CTGF N	10.611	10.142	9.248	7.189	0.2806	18.534	30.918	<0.0001

P values are compared with baseline group (AER < 40 mg/24 h) and are adjusted for age.