Table 2.

Prothrombin fragment 1 + 2 levels before and after directional coronary atherectomy

Stable (n = 22)Unstable (n = 18)P
Before directional coronary atherectomy 
 F1 + 2 proximal nM  0.95 (0.44-2.08) 1.16 (0.74-3.22) NS 
 F1 + 2 distal nM  1.00 (0.44-2.64) 1.5 (0.51-3.96) .0045 
P NS .002  
 Change nM −0.065 (−0.58-1.06) 0.37 (−0.35-1.16) .0021 
After directional coronary atherectomy  
 F1 + 2 proximal nM  1.06 (0.42-2.61) 1.03 (0.68-3.49) NS 
 F1 + 2 distal nM  0.97 (0.49-5.71) 1.31 (0.69-6.17) .027 
P NS .043  
 Change nM  0.01 (−0.48-3.59) 0.25 (−1.04-4.91) .036 
Stable (n = 22)Unstable (n = 18)P
Before directional coronary atherectomy 
 F1 + 2 proximal nM  0.95 (0.44-2.08) 1.16 (0.74-3.22) NS 
 F1 + 2 distal nM  1.00 (0.44-2.64) 1.5 (0.51-3.96) .0045 
P NS .002  
 Change nM −0.065 (−0.58-1.06) 0.37 (−0.35-1.16) .0021 
After directional coronary atherectomy  
 F1 + 2 proximal nM  1.06 (0.42-2.61) 1.03 (0.68-3.49) NS 
 F1 + 2 distal nM  0.97 (0.49-5.71) 1.31 (0.69-6.17) .027 
P NS .043  
 Change nM  0.01 (−0.48-3.59) 0.25 (−1.04-4.91) .036 

Data are expressed as medians and ranges.

NS indicates not significant.