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Table 2 Demographics and characteristics of the study population (n = 228), overall and by Tile fracture type

From: Association of pelvic fracture patterns, pelvic binder use and arterial angio-embolization with transfusion requirements and mortality rates; a 7-year retrospective cohort study

n (%) All
228 (100)
Tile A
52 (23)
Tile B
71 (31)
Tile C
105 (46)
p
Age (years), median (IQR) 44 (26-58) 46 (25-59) 40 (28-57) 44 (27-58) 0.8
Male gender, n (%) 157 (69) 42 (81) 50 (70) 65 (62) 0.05
ISS, median (IQR) 22 (13-34) 17 (12-26) 17 (13-27) 29 (18-38) <0.001
AIS head, median (IQR) 0 (0-2) 0 (0-3) 0 (0-2) 0 (0-2) 0.55
AIS chest, median (IQR) 2 (0-3) 1 (0-3) 2 (0-3) 2 (0-3) 0.12
AIS abdomen, median (IQR) 0 (0-2) 0 (0-2) 0 (0-2) 0 (0-2) 0.22
AIS spine, median (IQR) 0 (0-2) 0 (0-2) 0 (0-2) 2 (0-2) 0.01
GCS, median (IQR) 15 (9-15) 15 (5-15) 15 (12-15) 14 (9-15) 0.47
Admission SI (HR/SBP) > 1, n (%) 43 (19) 6 (12) 9 (13) 28 (27) 0.02
Admission SBP < 90 mmHg, n (%) 23 (10) 2 (3.8) 2 (2.8) 19 (18) 0.001
Base deficit (mEq/l), median (IQR) 4.2 (2.3-7.5) 3.1 (1.7-6.4) 3.8 (1.6-5.6) 5.6 (3.4-9.1) 0.001
Lactate (mmol/l), median (IQR) 2.4 (1.4-4) 1.9 (1.3-2.9) 2.2 (1.2-3.4) 2.9 (1.7-5.6) 0.001
Prehospital pelvic binder placed, n (%) 115 (50) 24 (46) 39 (55) 52 (50) 0.61
Arterial angio-embolization, n (%) 27 (12) 3 (5.8) 4 (5.6) 20 (19) 0.01
Total PRBC (units), median (IQR) 0 (0-3) 0 (0-0) 0 (0-0) 1 (0-7) <0.001
ICU LOS (days), median (IQR) 0 (0-3) 0 (0-5) 0 (0-2) 1 (0-3) 0.37
48-h mortality, n (%) 30 (13) 2 (3.8) 5 (7) 23 (22) 0.001
30-day mortality, n (%) 39 (17) 7 (14) 7 (10) 25 (24) 0.04
Injury mechanism:
Falls, n (%) 103 (45) 19 (37) 27 (38) 57 (54) 0.04
  < 1 m 7 (3.1) 3 (5.8) 2 (2.8) 2 (1.9) 0.48
 1-5 m 27 (12) 7 (14) 9 (13) 11 (11) 0.78
  > 5 m 69 (30) 9 (17) 16 (23) 44 (42) 0.002
Road Traffic Accidents, n (%) 115 (50) 33 (64) 40 (56) 42 (40) 0.01
 Cyclist 10 (4.4) 3 (5.8) 2 (2.8) 5 (4.8) 0.77
 Motorcycle 32 (14) 12 (23) 10 (14) 10 (9.5) 0.08
 Car 45 (20) 17 (33) 14 (20) 14 (13) 0.02
 Pedestrian hit by vehicle 28 (12) 1 (1.9) 14 (20) 13 (12) 0.01
Crush, n (%) 10 (4.4) 0 4 (5.6) 6 (5.7) 0.21
  1. HR Heart Rate, ICU Intensive Care Unit, IQR Interquartile Range, LOS Length of Stay, PRBC Packed Red Blood Cells, SD Standard Deviation, SBP Systolic Blood Pressure, SI Shock Index
  2. Fisher’s exact test was used for categorical data, Kruskal-Wallis test for continuous data