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Table 2 Baseline characteristics of patients

From: Procalcitonin as a prognostic marker for sepsis: a prospective observational study

Characteristics All patients (n = 54) Alive (n = 31) Dead (n = 23) p-value
Age (years) 50.7 ± 18.7 50.5 ± 18.3 50.9 ± 19.4 0.94
Male sex 30 (55%) 18 (58%) 12 (52%) 0.66
ARDS 22 (41%) 10 (32%) 12 (52%) 0.14
Renal dysfunction 31 (57%) 14 (45%) 17 (74%) 0.03
Mean BP (mm hg) 78.3 ± 13.7 82.3 ± 14.06 72.9 ± 11.5 0.01
Temperature (°F) 100.2 ± 1.5 99.9 ± 1.2 100.5 ± 1.8 0.17
TLC (/cu mm) 17900 (15200–24500) 17800 (14400–24500) 19900 (16000–25500) 0.24
Urea (mg/dL) 65 (52–93) 62 (49–75) 76 (61–108) 0.11
Creatinine (mg/dL) 1.5 (0.8-2.4) 1.00 (0.8-1.8) 1.80 (0.9- 3.6) 0.11
Prothrombin time (s) 15.1 ± 4.2 13.7 ± 2.8 16.9 ± 5.2 0.005
Blood sugar (mg/dL) 140.4 ± 63.8 138.5 ± 52.1 142.9 ± 78.1 0.80
pH 7.2 ± 0.1 7.3 ± 0.13 7.25 ± 0.20 0.38
Bicarbonate (mmol/L) 22.7 ± 10.1 25.5 ± 10.4 19.1 ± 8.4 0.02
Albumin (gm/dL) 2.9 ± 0.6 3.0 ± 0.6 2.8 ± 0.8 0.25
Lactate (mmol/L) 1.8 (0.8-3.2) 1.2 (0.8-2.1) 2.4 (1.3-4.3) 0.01
Positive culture 24 (44%) 13 (42%) 11 (48%) 0.66
Positive blood culture 8 (15%) 5 (16%) 3 (13%) 0.75
Mechanical ventilation 37 (63%) 16 (52%) 21 (91%) 0.002
Duration of ICU stay 5 (3–6) 5 (4–6) 4 (3–5) 0.75
Duration of hospital stay 10.9 ± 8.1 14.6 ± 6.1 5.1 ± 3.5 0.001
Procalcitonin (ng/mL) 6.9 (3.6-19.2) 5.4 (3.5-12.8) 13.1 (6.3-42) 0.008
CRP (mg/dL) 17.6 ± 7.3 20.1 ± 7.4 21 ± 7.4 0.76
SOFA score (Day 1) 8.3 ± 3.7 6.7 ± 3.4 10.5 ± 3.2 0.0001
APACHE II score (Day 1) 24.7 ± 7.8 21.9 ± 7.1 28.6 ± 7.1 0.001
SAPS II score (Day 1) 53.2 ± 16.8 47.0 ± 14.9 61.5 ± 15.8 0.001
  1. Values as mean ± SD or median (interquartile range) or n (percentage); ARDS: Acute respiratory distress syndrome; ICU: Intensive Care Unit; BP: Blood pressure; CRP: C-reactive protein; APACHE: Acute physiology and chronic health evaluation; SAPS: Simplified acute physiology score; SOFA: Sequential organ function assessment.