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Table 1 Demographic data

From: Increased creatinine clearance in polytrauma patients with normal serum creatinine: a retrospective observational study

  NPTa (n= 140) PTb (n= 144) P*
Age (yr) 58 ± 17 42 ± 18 < 0.0001
Weight (kg) 72 ± 18 75 ± 14 NS
Height (cm) 170 ± 8 174 ± 9 NS
Sex (F/M) 52/88 36/108 0.03
Ideal body weight (Kg) 68 ± 11 72 ± 11 0.0006
SAPS 2 52 ± 14 42 ± 15 < 0.0001
Total SOFA score 3.7 ± 1.5 3.6 ± 1.4 NS
Respiratory system 0.3 ± 0.2 0.5 ± 0.6  
Coagulation 0.0 ± 0.0 0.0 ± 0.0  
Liver 0.0 ± 0.0 0.0 ± 0.0  
Cardiovascular system 1.3 ± 0.9 1.4 ± 0.9  
Neurological system 2.5 ± 1.5 2.4 ± 1.5  
Renal system 0.0 ± 0.0 0.0 ± 0.0  
Mean arterial blood pressure (mmHg) 83 +/- 10 82 +/- 11 NS
Systolic arterial blood pressure (mmHg) 126 +/- 16 125 +/- 17 NS
Diastolic arterial blood pressure (mmHg) 63 +/- 10 63 +/- 11 NS
Heart rate (bpm) 91 +/- 17 92 +/- 16 NS
Serum creatinine (μmol L-1) 74 ± 26 72 ± 19 NS
Measured creatinine clearance (mL minute-1 1.73 m-2) 85 ± 5 131 ± 5 < 0.0001
Diuresis/24H 2,700 ± 1,200 2,500 ± 1,200 NS
Serum Urea 8.7 ± 5 7 ± 3 NS
Measured creatinine clearance < 60 (mL minute-1 1.73 m-2) 48 15 0.0003
Measured creatinine clearance > 120 (mL minute-1 .1.73 m-2) 27 79 < 0.0001
  1. All data are expressed as ratio or mean ± SD.
  2. * The P-values correspond to comparison between NPT and PT groups.
  3. a NPT, non-polytrauma patients.
  4. b PT, polytrauma patients.