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Table 2 Summary of audit findings

From: Antimicrobial prescription patterns and ventilator associated pneumonia: findings from a 10-site prospective audit

Characteristic   
Patient demographics (n = 169)  
 Age (median—years) 59  
 Sex—male (%) 65  
 APACHE II (mean) 20.6  
 Mechanical ventilation (median [IQR]—days) 7 [5–12]  
 Length of stay (median—days)  
  ICU 11  
  Hospital 30  
  n/patient days Antimicrobial prescribedb
n/patient days
VAP identifieda
 Screening checklist 29/40 24 (83%)/34
 Independent physician diagnosis 29/67 27 (93%)/60
Sputum findings
 Colonisation 31/41 36/41 (88%)
 Infectionc 51/94 64/94 (68%)
  Screening checklist 13/13  
  Independent physician diagnosis 9/10  
Antimicrobial prescriptions %  
Antibiotic 90  
Antifungal 6  
Indication for prescription (%) 80  
 Clinically-diagnosed lung infection 54  
 Prophylaxis 11  
 Bloodstream infection 9  
  1. aPredominantly different sets of patients; five patients were classified with VAP using both methods
  2. bAll patients classified with VAP using both methods received antimicrobials
  3. cMost frequently identified microbes: ‘Other Gram negatives’ and candida; ‘Pseudomonas sp.’; ‘Coagulase-negative staphylococcus