Outcomes of renal transplant recipients with BK virus infection and BK virus surveillance in the Auckland region from 2006 to 2012

Table 3 Clinical outcome of the renal transplant recipients with BK polyomavirus nephropathy after a reduction of immunosuppressive therapy

Recipients with BKVN	BKVL at diagnosis	eGFR at 1 mo	eGFR at CD	BKVL outcome1	Time to outcome1	Acute rejection (post reduction of IS)
1	1100000	48.7	73	Undetectable	28 mo	No
2	3250	17.8	22	Undetectable	44 mo	Yes (at 30 mo)
3	364700	36.9	23	Undetectable	31 mo	Yes (at 2 mo)
4	265650	21.5	59	Undetectable	17 mo	No
5	47225	23	18	< 625	7 mo	No
6	1794502	57	35	3725	59 mo	No
7	59736502,3	33.4	20	41175	12 mo	No
8	295608752,3,4	50.2	16	30425	8 mo	No
9	56125	27.9	Graft failure	Graft failure	21 mo	No

¹Follow-up censored at December 2013;

²Use of Leflunomide;

³Use of Ciprofloxacin;

⁴Use of intravenous Immunoglobulin. BKVL: BK viral load (copies/mL); BKVN: BKV Nephropathy; IS: Immunosuppressant; CD: Censored date; eGFR: Estimated glomerular filtration rate (mL/min per 1.73 m²).