Impact of transplant nephrectomy on peak PRA levels and outcome after kidney re-transplantation

Table 1 Pretransplant demographic data of all patients

Characteristics	NE+	NE	P
n	245	60
Sex (M/F)	158/87	41/19	0.650
Age at 1. Tx (yr; mean)	35.5 ± 13.9	39.2 ± 12.9	0.056
Age at 2. Tx (yr; mean)	41.6 ± 13.3	47.2 ± 13.3	0.004
Date of 1. Tx	09/1969-03/2005	10/1979-09/2002
Date of 2. Tx	09/1981-12/2005	04/1991-09/2006

M: Male; F: Female.

Table 2 Multivariate Cox regression analysis for graft survival after second renal transplantation

	OR	95%CI	P
NE+/-	1.06	0.71-1.56	0.79
PRA before 1. Tx	1.59	1.11-2.30	0.01
PRA max	0.99	0.98-1.00	0.18
PRA before 2. Tx	1.02	1.00-1.04	0.01
Time from 1. Tx to graft loss	0.96	0.88-1.05	0.37
Time from graft loss to nephrectomy	0.89	0.76-1.07	0.22
Time from nephrectomy to 2. Tx	0.89	0.79-1.02	0.09
Time from graft loss to 2. Tx	0.98	0.91-1.06	0.65
Age at 1. Tx	1.01	0.99-1.03	0.45
Age at 2. Tx	1.01	0.99-1.03	0.13

PRA: Peak panel reactive antibody.