Table 1.

Clinical characteristics of patients in groups 1 and 2 before transplantation

Condition	Group 1 (n=89; IgA aB2GPI-Positive)		Group 2 (n=180; IgA aB2GPI-Negative)		P Value
	N or Mean	SEM or Percent	N or Mean	SEM or Percent
Sex (women)	42	47.2%	82	45.6%	0.90
Weight (kg)	67.2	±1.5	66.8	±1.0	0.81
Height (cm)	163.5	±1.0	165.4	±0.7	0.16
Age (yr)	55.9	±1.3	47.9	±1.0	<0.001
Donor age (yr)a	53.1	±2.0	43.5	±1.4	<0.001
Time on dialysis (mo)	27.7	±3.1	37.1	±3.7	0.10
Peritoneal dialysis	14	15.7%	24	13.3%	0.73
Causes of CKD
Chronic GN	18	20.2%	51	28.3%	0.20
Interstitial kidney disease	20	22.5%	33	18.3%	0.52
Nephroangiosclerosis	5	5.6%	21	11.7%	0.17
Polycystic kidney disease	15	16.9%	29	16.1%	0.98
Diabetes	11	12.4%	13	7.2%	0.25
Unknown	11	12.4%	14	7.8%	0.32
Other	9	10.1%	19	10.6%	0.92
Pretransplant
Severe thrombosis before transplantb	10	11.2%	7	3.9%	0.04
Stroke	3	3.4%	1	0.6%	0.12
Peritoneal dialysis	14	15.7%	24	13.3%	0.73
Dyslipidemia	23	25.8%	62	34.4%	0.20
Diabetes mellitus	14	15.7%	17	9.4%	0.19
Previous transplant	3	3.4%	34	18.9%	0.001
Double renal transplant	9	10.1%	13	7.2%	0.56
PRA>50% (at time of transplant)	3	3.4%	6	3.3%	0.73
Historical PRA>50%	9	10.1%	28	15.6%	0.30
Cold ischemia (h)	20.7	±0.6	19.8	±0.4	0.18
Warm ischemia in recipient (min)	31.0	±0.7	31.1	±0.5	0.91

^aDonor age is a recipient age-dependent variable.

^bExcluding vascular access.