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Table 1 Baseline characteristics of patients in the semi-elemental and polymeric groups

From: Semi-elemental versus polymeric formula for enteral nutrition in brain-injured critically ill patients: a randomized trial

  Semi-elemental group
n = 100 patients
Polymeric group
n = 95 patients
p
Age (years) 57 [44–65] 55 [40–65] 0.75
Malea 67 (67) 53 (56) 0.11
Ideal body weight (kg) 65 [58–70] 64 [56–70] 0.45
Body mass index (kg m−2) 26 [23–29] 26 [23–29] 0.63
SAPS II score at admissionb 48 ± 12 49 ± 13 0.52
GCS at admission 6 [3–7] 5 [3–7] 0.15
Type of brain injurya    0.50
 Traumatic brain injury 49 (49) 46 (48)  
 Intracerebral hemorrhage 13 (13) 11 (12)  
 Subarachnoid hemorrhage 21 (21) 29 (31)  
 Stroke 14 (14) 6 (6)  
 Other 3 (3) 3 (3)  
Duration of catecholamine support (days) 1 [0–3] 2 [0–3] 0.72
Duration of sedation (days) 1 [0–3] 2 [0–3] 0.28
  1. Data are median [interquartile range]; ideal body weight was calculated according to the Lorentz formula
  2. GCS Glasgow Coma Scale, SAPS II Simplified Acute Physiological Score II, GCS Glasgow Coma Score
  3. aData are number of patients (percentage)
  4. bData are mean ± standard deviation