A Selection of Trauma Scores Might Not Correlate with Coagulation Factor Activity following Multiple Injuries: A Retrospective Observational Study from a Level 1 Trauma Center
Table 4
Correlation of anatomical trauma scores with clotting factor activities or levels and clinical data.
Spearman’s rho
ISS
NISS
95% CI
95% CI
Lower
Upper
Lower
Upper
Fibrinogen
-.36
-.60
-.05
.024
-.35
-.56
-.10
.007
FII
-.27
-.55
.10
.092
-.23
-.45
.02
.080
Calcium
-.32
-.59
.02
.045
-.35
-.58
-.10
.007
FV
-.14
-.50
.24
.386
-.23
-.46
.02
.077
FVII
-.03
-.33
.27
.847
-.04
-.31
.22
.785
FVIII
-.34
-.64
.03
.031
-.10
-.36
.18
.447
FIX
-.48
-.75
-.12
.002
-.30
-.53
-.06
.020
FX
-.18
-.48
.17
.270
-.21
-.45
.05
.110
FXI
-.48
-.73
-.11
.002
-.26
-.49
.00
.047
FXII
-.33
-.61
.03
.038
-.23
-.47
.02
.085
FXIII
-.26
-.56
.06
.103
-.30
-.52
-.04
.022
INR
.22
-.02
.43
.081
.27
.02
.48
.040
PTT
.27
.02
.50
.028
.31
.06
.53
.018
Hemoglobin
-.31
-.56
.00
.012
-.35
-.54
-.12
.008
Lactate
.15
-.10
.39
.239
.15
-.18
.44
.270
PRBC
.28
.01
.51
.024
.31
.06
.51
.020
FFP
.07
-.16
.30
.605
.17
-.15
.42
.201
ISS: Injury Severity Score; NISS: New Injury Severity Score; CI: confidence interval; F: clotting factor; INR: International Normalized Ratio; PTT: Partial Thromboplastin Time; PRBC: Packed Red Blood Cells; FFP: Fresh Frozen Plasma. Results of ISS partially reproduced from [4]. Significant results of at least fair relationship were marked in bold.
