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Table 1 Baseline characteristics of patients in study (n = 41)

From: Oral neutrophils are an independent marker of the systemic inflammatory response after cardiac bypass

Characteristic Mean (SD)
Age - yrs 67 (60-72)
Male sex - no. (%) 32 (78)
Co-morbidities  
Diabetes Mellitus (requiring OHGs or insulin) - no. (%) 10 (24)
Smoking status reported as active - no. (%) 5 (12)
Hypertension 30 (73)
Renal insufficiency 8 (20)
Medication use - no. (%)  
Statin 22 (54)
NSAID 2 (5)
ACE Inhibitor 13 (32)
Details of Surgery  
CPB time - mins* 132 (113-148)
Cross-clamp time - mins* 107 (93-122)
Temperature (low) - degrees Celsius* 32.2 (31.6-33.1)
Blood transfusion within 0-6 hrs of CPB initiation 10 (24)
Postoperative course  
Delta creatinine (baseline - immediate postoperative; μmol/L)* 3 (-2,12)
Any renal replacement therapy - no. (%) 0 (0)
Documented infection in CVICU - no. (%) 1 (2)
Patients in receipt of antibiotic therapy - no. (%) 4 (10)
Severity of Illness  
APACHE II score 22 (4.4)
MODS postoperative day 0 6.2 (2.2)
MODS postoperative day 1 0.82 (1.5)
MODS postoperative day 2 0.63 (1.4)
MODS postoperative day 3 0.34 (1.2)
Ventilator use in days - no. (%)  
1 day 36 (88)
2 days 3 (7)
3 days 1 (2)
11 days 1 (2)
Length of stay in ICU - days* 2 (2-5)
Length of hospitalization* 8 (7-10)
  1. *Median (IQR).
  2. OHGs: oral hypoglycemic agents; NSAID: non-steroidal anti-inflammatory drug; ACE: angiotensin-converting-enzyme; CPB: cardiopulmonary bypass; CVICU: cardiovascular intensive care unit; APACHE: Acute Physiology and Chronic Health Evaluation; MODS: Multiple Organ Dysfunction Score.