>If plasma derived ATIII was 75% effective, then 4 patients (12 x 0.75) would be expected to have developed symptomatic DVT. If it were 80% effective, then 2 patients ( 0.8 x 12). If it were it 90% effective, then 1 patient (12 x 0.9).<
The meaning is understood but you meant to say 12x0.25, 12x0.20, and 12x0.10, respectively. Regards, Dew