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Table 2 Comparisons between initial NOM group and immediate OP group

From: Non-operative management attempted for selective high grade blunt hepatosplenic trauma is a feasible strategy

  Initial NOM Immediate OP p
Number of patients (n) 122 28 -
Gender (male) 73 (59.8%) 20 (71.4%) 0.25
Age (years) 32.52 ± 16.73 29.64 ± 14.47 0.40
SBP (mmHg) 118.68 ± 29.32 107.36 ± 28.85 0.06
HR (beats/min) 98.13 ± 20.31 105.11 ± 25.94 0.12
RR (breaths/min) 20.06 ± 3.65 21.82 ± 6.36 0.16
Hemoglobin (g/dL) 11.94 ± 2.34 10.46 ± 3.09 0.005
Endotracheal intubation (%) 13 (10.7%) 5 (17.9%) 0.33
Tube thoracostomy (%) 18 (14.8%) 10 (35.7%) 0.01
CT extravasation (%) 30 (24.6%) 16 (57.1%) 0.001
Large hemoperiotneum (%) 28 (23.0%) 19 (67.9%) <0.001
Alcohol intoxication (%) 85 (69.7%) 24 (85.7%) 0.08
GCS 13.78 ± 2.73 13.11 ± 3.42 0.26
ISS 19.78 ± 10.35 26.30 ± 11.55 0.004
Mechanism:    0.45
Motorcycle 84 (69%) 17 (61%)  
Motor vehicle 15 (12%) 6 (21%)  
others 21 (19%) 5 (18%)  
Emergency room BT (U) 1.48 ± 2.05 5.14 ± 5.26 0.001
Hospitalization BT(U) 2.41 ± 4.98 10.86 ± 11.95 0.001
BT requirement (%) 73 (59.8%) 26 (92.9%) 0.001
Hospitalization LOS(day) 13.66 ± 10.20 21.64 ± 14.75 0.01
ICU LOS(day) 4.57 ± 4.45 8.68 ± 9.17 0.02
Patients with associated injury (%) 96 (78.7%) 23 (82.1%) 0.684
Patients with complication(s) (%) 14 (11.4%) 6 (21.4%) 0.12
Mortality (%) 6 (4.9%) 4 (14.3%) 0.09
  1. NOM: Non-operative management; OP: Operation; SBP: Systolic blood pressure; CT: Computed tomography; GCS: Gasglow coma scale; ISS: Injury severity score; BT: Blood transfusion; ICU: Intensive care unit; LOS: Length of stay.