Table 2. Values of Spontaneous Platelet-Monocyte Aggregates in Patients with Different Clinical Characteristics.

The average measurements of spontaneous PMA (± sem) are shown for patients with or without the listed clinical factors. Antiplatelet Rx includes all patients exclusively taking aspirin and/or clopidogrel, but not warfarin. Warfarin Rx includes only those on warfarin.

Clinical Factor	Present (n)	Absent (n)	P value
Graft Stenosis	58.5% ± 5.7 (18)	28.3% ± 4.3 (18)	<.001
Diabetes	58.7% ± 8.3 (13)	42.8% ± 5.1 (23)	NS
Antiplatelet Rx	37.4% ± 5.6 (24)		NS vs. warfarin
Warfarin Rx	63.9% ± 9.1 (7)
Smoking	44.9% ± 6.3 (19)	41.5% ± 5.9 (17)	NS