Table 3.

Kidney biopsy data

Characteristic	Value
Number of glomeruli	15 ± 8
Number of oxalate crystals	28 ± 27
Oxalate crystals-to-glomeruli ratio	2.3 ± 2.3
Acute interstitial nephritis, absent/mild/moderate/severe	3/10/7/1
Acute tubular necrosis, absent/mild/moderate/severe	4/7/7/3
Chronic vascular lesions, absent/mild/moderate/severe	3/5/11/2
Diabetic glomerulosclerosis, absent/mild/moderate/severe	15/3/2/1
IFTA score, 0/1/2/3	3/7/5/6

IFTA, interstitial fibrosis and tubular atrophy.

Data are mean ± SD or nr.