Thrombocytopenia after sutureless and standard stented aortic valve replacement: a retrospective analysis of risk factors, clinical course, and early outcome

Table 6 Subgroup analysis of Perceval and Perimount patients; RBC transfusions related to the choice of access

	Sternotomy	Minimal access	*P value*
Total number of patients	244	75
Perceval	51	49
Perimount	193	27
% Patients requiring at least 1 unit RBC	123 (51%)	34 (54%)	p > 0.05
RBC units transfused
Perceval	1 (0 – 3)	0 (0 – 1)	0.023
Perimount	0 (0 – 2)	1 (0 – 3)	0.031

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