Table 4.

Plasma 25(OH)D level associated with tubular atrophy/interstitial fibrosis in IgA nephropathy

Oxford score	25(OH)D level (ng/ml)	P
M0	14.55 ± 8.70	0.142
M1	12.10 ± 7.72
E0	13.76 ± 8.50	0.443
E1	11.44 ± 4.19
S0	11.79 ± 8.22	0.198
S1	15.17 ± 8.33
T0	15.41 ± 8.89	0.008
T1	11.07 ± 6.80
T2	8.84 ± 4.75