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. Author manuscript; available in PMC: 2012 May 1.

Published in final edited form as: Transfusion. 2010 Nov 18;51(5):1105–1116. doi: 10.1111/j.1537-2995.2010.02938.x

Table 3.

Concordance among the five HLA antibody assays (using 99^th percentile consensus cutoffs)

Class I
	Never pregnant (n=268)						Ever pregnant (n=257)
	GTI QuickStep	One Lambda LABScreen Mixed	One Lambda LATM20	Tepnel Lifescreen	3Ti Aegis	GTI QuickStep	One Lambda LABScreen Mixed	One Lambda LATM20	Tepnel Lifescreen	3Ti Aegis
GTI QuickStep	N/A	0.40^*	0.10	0.40^*	0.11	N/A	0.80^*	0.64^*	0.69^*	0.70^*
One Lambda LABScreen Mixed		N/A	0.31^*	1.00^*	0.33^*		N/A	0.77^*	0.83^*	0.84^*
One Lambda LATM20			N/A	0.31^*	0.40^*			N/A	0.63^*	0.67^*
Tepnel Lifescreen				N/A	0.33^*				N/A	0.73^*
3Ti Aegis					N/A					N/A

Class II
	Never pregnant (n=268)					Ever pregnant (n=257)
	GTI QuickStep	One Lambda LABScreen Mixed	One Lambda LATM20	Tepnel Lifescreen	3Ti Aegis	GTI QuickStep	One Lambda LABScreen Mixed	One Lambda LATM20	Tepnel Lifescreen	3Ti Aegis
GTI QuickStep	N/A	0.18	0.32^*	−0.02	−0.01	N/A	0.78^*	0.72^*	0.78^*	0.73^*
One Lambda LABScreen Mixed		N/A	0.57^*	0.50^*	−0.01		N/A	0.87^*	0.90^*	0.79^*
One Lambda LATM20			N/A	0.28^*	0.40^*			N/A	0.78^*	0.76^*
Tepnel Lifescreen				N/A	−0.01				N/A	0.85^*
3Ti Aegis					N/A					N/A

Kendall’s Tau coefficients are reported in the tables.

^*

Concordance between the two assays was statistically significant at the p<0.0001 level.