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Table 1 A comparison of coagulation parameters between 23 patients with bleeding from angioectasias and 24 controls.

From: Bleeding from gastrointestinal angioectasias is not related to bleeding disorders - a case control study

Parameter Study group, mean (min-max) Control group, mean (min-max) Significance, P-value < 0,05
Hemoglobin level, g/L 128 (97-151) 141 (113-169) 0,0294
Platelet count, 109/L 262 (140-457) 265 (176-562) NS
Creatinin, mmol/L 75 (56-136) 76 (62-112) NS
C-reactive protein, mmol/L <10 (<10-25) <10 (<10-20) NS
PT-INR 1,0 (0,9-1,2) 1,1 (0,9-1,2) NS
APT-time, sec 35 (28-47) 34 (27-41) NS
VW-antigen, kIU/L 1,47 (0,68-3,63) 1,50 (0,68-2,48) NS
VW-activity, kIU/L 1,20 (0,70-3,39) 1,20 (0,69-2,23) NS
Factor VIII, kIU/L 2,00 (1,01-3,84) 2,0 (0,99-2,52) NS
Fibrinogen, g/L 3,9 (2,8-5,5) 3,9 (2,9-4,7) NS
Large VW-multimer, % 28,4 (20,4-32,4) 29,9 (24,1-37,5) NS
Bleeding time (Ivy), sec Median* = 270 (130->900) Median* = 250 (149-570) NS
  1. * = Median was used instead of mean because the value could not be measured above a certain level