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Table 1 Comparison between the non-PPP group and the PPP group

From: Preperitoneal pelvic packing in patients with hemodynamic instability due to severe pelvic fracture: early experience in a Korean trauma center

  Total (N = 30) Non-PPP (N = 16) PPP (N = 14) p-value
Age (years) 60.4 ± 18.8 60.9 ± 22.1 59.7 ± 15.0 0.82
Male 22 (73.3 %) 10 (62.5 %) 12 (85.7 %) 0.23*
Injury severity score 39.2 ± 8.1 32.2 ± 4.9 38.8 ± 8.3 0.92
Associated injury (AIS >2) 26 (86.7 %) 13 (81.2 %) 13 (92.9 %) 0.60*
Systolic blood pressure on arrival (mmHg) 89.1 ± 24.7 84.3 ± 24.1 94.6 ± 25.1 0.29
Initial hemoglobin (g/dL) 10.6 ± 2.2 10.7 ± 2.5 10.4 ± 1.8 0.73
Initial lactate 5.0 ± 3.1 5.2 ± 3.4 4.9 ± 2.8 0.92
Red blood cell transfusion requirement over 4 h (units) 13.9 ± 10.9 11.3 ± 6.5 16.9 ± 14.2 0.31
Red blood cell transfusion requirement in the trauma intensive care unit (for 24 h) 5 (0–17) 1 (0–11) 7 (0–17) 0.09
Pelvic angiography 12 (40 %) 5 (31.3 %) 7 (50 %) 0.30
Time to emergency intervention (min) 132.2 ± 62.4 194 ± 45 (n = 4) 55 ± 27 (n = 10a) <0.00
Overall mortality 11 (36.7 %) 6 (37.5 %) 5 (35.7 %) 0.92
Mortality due to hemorrhage 8 (26.7 %) 6 (37.5 %) 2 (14.3 %) 0.23*
  1. PPP, preperitoneal pelvic packing
  2. a In three other cases, delayed PPP was excluded
  3. * Fisher’s exact test