. Author manuscript; available in PMC: 2014 Aug 4.

Published in final edited form as: Am J Transplant. 2014 Jun 16;14(7):1581–1591. doi: 10.1111/ajt.12763

Table 3.

Cox proportional hazards model. Hazard ratio (HR) with 95% confidence interval (95% CI) for graft survival in accordance with different variables

Variable	Hazard ratio	95% confidence interval	p-value
IgG reactivity to apoptotic cells^a	2.271	1.530~3.369	<0.001
IgG reactivity to HLA class I^a	0.909	0.739~1.118	0.366
IgG reactivity to HLA class II^a	1.212	0.979~1.501	0.077
IgG reactivity to MICA^a	1.015	0.863~1.195	0.857
Sex (male vs female)	0.964	0.499~1.865	0.915
African indicator	1.209	0.481~3.040	0.687
Asians indicator	0.600	0.079~4.539	0.621
Hispanic indicator	2.062	0.683~6.220	0.199
Age	0.996	0.972~1.019	0.715
cPRA	0.993	0.970~1.017	0.574
DGF	1.981	0.851~4.611	0.113
HLA mismatch	1.227	0.977~1.541	0.079
Cold ischemia time	1.000	0.947~1.057	0.994
Induction therapy	0.692	0.326~1.470	0.338
Living related donor	0.659	0.205~2.122	0.484
Living unrelated donor	1.029	0.372~2.846	0.956

per unit increase in log₂(1+IgG reactivity)