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Table 9 Risk factors with the rate of agreement at the Delphy method

From: Focus on the prophylaxis, epidemiology and therapy of methicillin-resistant Staphylococcus aureus surgical site infections and a position paper on associated risk factors: the perspective of an Italian group of surgeons

Major risk factors Rate of agreement
Surgery with elevate risk of MRSA infection 100 %
SSIs with signs of systemic infections 100 %
Patients from long term care facilities 100 %
Previous hospitalization (less than 30 days) 89 %
Charlson score > 5 points 100 %
COPD and thoracic surgery 100 %
Antibiotic therapy with beta-lactams (especially cefalosporins and carbapenem) and/or quinolones in the previous 30 days 89 %
Current lengt of stay > 16 days 100 %
Age 75 years or older 100 %
Surgery with prothesis implantation 100 %
Minor risk factors  
Not compensated diabetes or complicated diabetes 100 %
Body mass index > 30 100 %
Previous hospitalization (>30 days, < 12 months) 100 %
Steroids (prednisone 15 mg/die or equivalent dose for at least 15 days) 100 %
Other immunosoppressive therapy 100 %
Renal insufficiency 100 %
COPD not in thoracic surgery 100 %
Antibiotic therapy not with beta-lactams and/or quinolones in the previous 30 days 89 %
Lenght of surgery > 75 percentile (for surgical procedures that last more than 4 h) 100 %
External biliary drainage 100 %
Protective factors  
Hospital with surveillance system of SSIs 100 %
Correct antibiotic prophylaxis 100 %
Laparoscopic surgery 100 %