Figure 4

Activated partial thromboplastin times (APTTs) and thrombin times (TTs) for the membranes modified by PAA, PNVP, PNaSS and the copolymers.
Values are expressed as means ± SD, n = 3.
Activated partial thromboplastin times (APTTs) and thrombin times (TTs) for the membranes modified by PAA, PNVP, PNaSS and the copolymers.
Values are expressed as means ± SD, n = 3.