Table 3.

Histologic characteristics of enrolled biopsies.

Variables	PU <0.3 g/24 h (n= 40)		PU ≥0.3 g/24 h (n= 125)		P-value*
	Score ≥1 n (%)	Mean ± SD	Score ≥1 n (%)	Mean ± SD
i score	23 (57.5)	1.03 ± 1.07	65 (52)	0.87 ± 0.98	0.401
t score	11 (27.5)	0.43 ± 0.81	33 (26.4)	0.39 ± 0.74	0.811
v score	4 (10)	0.10 ± 0.30	7 (5.6)	0.08 ± 0.35	0.746
g score	22 (55)	0.83 ± 0.90	59 (47.2)	0.84 ± 1.01	0.933
ptc score	11 (27.5)	0.60 ± 1.06	47 (37.6)	0.70 ± 1.03	0.612
C4d	4 (10)	0.25 ± 0.78	29 (23.2)	0.45 ± 0.88	0.178
ci score	22 (55)	0.90 ± 0.98	75 (60)	0.89 ± 0.90	0.943
ct score	25 (62.5)	1.00 ± 0.99	75 (60)	0.89 ± 0.90	0.504
cv score	30 (75)	1.45 ± 1.11	97 (77.6)	1.55 ± 1.07	0.604
cg score**	25 (62.5)	1.95 ± 0.85	97 (77.6)	2.23 ± 0.79	0.056
ah score	37 (92.5)	2.48 ± 0.93	117 (93.6)	2.34 ± 0.89	0.424
mm score	21 (52.5)	0.70 ± 0.76	79 (63.2)	1.03 ± 0.98	0.052

^*P-values indicated group differences by Student's t-test for proteinuria <0.3 g/24 h compared with proteinuria ≥0.3 g/24 h.

^**Score ≥ 2 n (%).

i score, interstitial inflammation; t score, tubulitis; v score, intimal arteritis; g score, glomerulitis; ptc score, peritubular capillaritis; C4d, endothelial cells C4d staining extent of peritubular capillary and medullary vasa recta; ci score, interstitial fibrosis; ct score, tubular atrophy; cv score, vascular fibrous intimal thickening; cg, score, glomerular basement membrane double contours; ah score, arteriolar hyalinosis; mm score, mesangial matrix expansion.