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Table 3 Demographic and clinical findings of the patients

From: Prediction of early mortality after primary decompressive craniectomy in patients with severe traumatic brain injury

  Cases with early mortality Survived cases p value
Number of patients 32(30.77%) 72(69.13%)  
Age 28.1 ± 11.4 30.5 ± 15 0.4
Gender    0.004
 Male 24(26%) 68(74%)
 Female 8(66.7%) 4(33.3%)
GCS 4.6 ± 1.7 6.1 ± 1.9 0.0001***
 GCS-3 12(50%) 12(50%) 0.009***
 GCS-4 8(50%) 8(50%)
 GCS-5 2(33.3%) 4(66.7%)
 GCS-6 4(33.3%) 8(66.7%)
 GCS-7 4(25%) 12(75%)
 GCS-8 2(6.7%) 28(93.3)
Marshall scale 5 ± 0.6 4.3 ± 0.99 0.0003***
 Marshall-3 1(4.2%) 23(95.8%) 0.006***
 Marshall-4 3(25%) 9(75%)
 Marshall-5 23(39%) 36(61%)
 Marshall-6 5(55.6%) 4(44.4%)
Pupils
 Dilated pupils 4(40%) 6(60%) 0.5
 Constricted pupils 8(25%) 24(75%) 0.3
 Isochoric pupils 8(19%) 34(80.9%) 0.03*
Associated extra cranial injuries
 Spin injury 8(40%) 12(60%) 0.3
 Abdominal injury 8(100%) 0 0.0001***
 Lung injury 24(50%) 24(50%) 0.0001***
 Orthopedic injury 4(20%) 16(80%) 0.2
Left side lesion 16(28.6%) 40(71.4%) 0.6
  1. ***denotes a highly significant statistical difference