Table KI 23. Pediatric living donor kidney donor-recipient serology matching, 2012–2016.

Donor serology is reported on the OPTN Donor Registration Form and recipient serology on the OPTN Transplant Recipient Registration Form. There may be multiple fields per serology. Any evidence for a positive serology is treated as positive for that serology. If all fields are unknown, incomplete, or pending, the person is categorized as unknown for that serology; otherwise, serology is assumed negative.

Donor	Recipient	CMV	EBV
D−	R−	21.5%	7.8%
D−	R+	4.8%	2.5%
D−	R unk	18.7%	0.5%
D+	R−	19.5%	46.0%
D+	R+	13.5%	34.9%
D+	R unk	18.9%	3.7%
D unk	R−	2.1%	2.8%
D unk	R+	0.5%	1.3%
D unk	R unk	0.6%	0.6%

CMV, cytomegalovirus; EBV, Epstein-Barr virus.