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. Author manuscript; available in PMC: 2016 Nov 1.
Published in final edited form as: J Trauma Acute Care Surg. 2015 Nov;79(5):726–731. doi: 10.1097/TA.0000000000000839

Table 6.

Comparisons of CAT and MP Values with Degrees of Injury Severity

Variable ISS < 15 ( n = 261) ISS 15-24 (n = 96) ISS ≥ 25 (n = 86) P-value
5 pM TF/ 4 uM PS (PPP reagent)
Lagtime (min)		 2.79 (2.38, 3.33) 2.67 (2.33, 3.11) 2.67 (2.20, 3.36) <0.0001
Peak Height (nM) 342.6 (293.2, 396.8) 347.4 (290.2, 409.9) 319.4 (267.6, 376.2) <0.0001
ttPeak (min)# 4.94 (4.33, 5.78) 4.56 (4.06, 5.14) 4.52 (3.92, 5.30) <0.0001
1pM TF (PRP reagent)
Lagtime (min)		 8.67 (7.11, 11.00) 7.86 (6.67, 10.22) 8.22 (6.64, 10.21) <0.0001
Peak Height (nM) 46.9 (33.2, 68.1) 49.8 (34.0, 73.4) 52.4 (35.9, 77.5) 0.0071
ttPeak (min)# 17.89 (15.33, 21.00) 16.70 (14.05, 19.36) 15.97 (13.56, 18.84) <0.0001
Total Procoagulant MPs (per uL plasma) 405.6 (211.5, 786.9) 424.3 (237.9, 770.7) 372.7 (197.8, 758.3) 0.370
CD42 +, Procoagulant MPs (per uL plasma)* 20.6 (11.1, 42.1) 18.5 (9.9, 36.1) 19.0 (9.1, 42.9) 0.0520
#

ttPeak – Time to peak

*

CD42+, Procoagulant MPs – Platelet derived, procoagulant microparticles