Table 2. The scores of tubular interstitial lesion in 44 patients with glomerular BKPyV involvement.

Pathological indicators	Banff grading scores
Extent of SV40 large T antigen	2.6±0.9
Tubulitis	1.5±0.8
Interstitial inflammation	1.3±1.0
Tubular atrophy	1.9±0.7
Interstitial fibrosis	2.0±0.7

BKPyV, BK polyomavirus.