Table 1. Patient characteristics.

Data are presented as medians (interquartile range).

KT Patients (n = 222)	No Rejection (n = 192) (86%)	Early Rejection (n = 30) (14%)	P
Age recipient	57 (46–64)	55 (47–63)	0.60
Age Donor	52 (40–62)	58 (50–65)	0.024
Male gender recipient	118 (61%)	14 (63%)	0.84
Male gender donor	94 (49%)	13 (43%)	0.57
CMV-seropositivity recipient	118 (61%)	15 (50%)	0.23
CMV-serostatus donor/recipient
-/-	42 (22%)	10 (33%)	0.17
-/+	38 (20%)	5 (17%)	0.69
+/-	32 (17%)	5 (17%)	1.00
+/+	80 (42%)	10 (33%)	0.39
Anti-CMV IgG titer recipient (AU/mL)	65 (42–105)	58 (47–86)	0.75
Mismatch HLA class I	2 (2–3)	3 (2–3)	0.15
Mismatch HLA class II	1 (1–2)	1 (1–2)	0.31
Mismatch HLA class I and II	4 (3–5)	4 (3–5)	0.11
PRA current (%)	0 (0–4)	0 (0–4)	0.52
PRA historic (%)	4 (0–4)	4 (0–29)	0.039
Amount of KT	1 (1–1)	1 (1–1)	0.63
Warm ischemia time	20 (16–24)	21 (16–25)	0.69
Cause of CKD
Nephrosclerosis/atherosclerosis/hypertension	44 (23%)	7 (23%)	0.96
Primary glomerulopathies	26 (14%)	4 (13%)	1.00
Diabetes	41 (21%)	2 (7%)	0.06
Urinary tract infections/stones	5 (3%)	1 (3%)	0.59
Reflux nephropathy	9 (5%)	1 (0%)	1.00
Polycystic Kidney Disease	33 (17%)	7 (23%)	0.42
Other	26 (14%)	5 (17%)	0.58
Unknown	8 (4%)	3 (10%)	0.17
Pre-emptive KT	75 (39%)	17 (57%)	0.07
Genetically-related KT	82 (43%)	6 (20%)	0.018
Acute rejection type
Cellular rejection		25 (83%)
Antibody-mediated rejection		1 (3%)
Mixed rejection		4 (13%)