TABLE 2.

Blood products used for transfusion

	All					After matching
	Control (n=2 019 501)		TRALI (n=72)			Control (n=288)		TRALI (n=72)
	n	%	n	%	p-value	n	%	n	%	p-value
Red blood cells	1 881 694	93.2	71	98.6	0.068	273	94.8	71	98.6	0.160
Plasma-containing products	673 202	33.3	40	55.6	<0.001	115	39.9	40	55.6	0.017
Whole blood	1153	0.1	0	0	0.839	0	0	0	0
Platelets	424 662	21.0	28	38.9	<0.001	61	21.2	28	38.9	0.002
Fresh-frozen plasma	412 556	20.4	30	41.7	<0.001	86	29.9	30	41.7	0.055

TRALI: transfusion-related acute lung injury.