Table 2: Identifies the patient risk factors and the treatment-related risk factors that influence SSI rates in patients undergoing elective colectomy.

Patient risk factorsTreatment-related risk factors

Advanced ageObesityLength of operationHair removal strategy
AlcoholismDrug abuseOR trafficGlove/barrier failure
HIV diseaseChronic liver diseasePoor antibiotic timingWrong antibiotic choice
Chronic renal diseaseCorticosteroidsIntraoperative “spill”Excessive electrocautery
Chronic tobacco useDiabetesSkin antisepticsAdhesive drapes
HyperglycemiaChronic lung diseaseContaminated instrumentsContaminated irrigation solution
Hypoalbuminemia MalignancyPreoperative showersBraided suture material
Nasal colonizationPreoperative nursing homeExcessive traction/wound traumaWound dead space
Chronic hemodialysisRecent hospitalizationTransfusionDrains
Presence of stomaASA scoreWound hematomaGlove starch
Resistant Bacterial ColonizationVirulent colonizationIntraoperative hypothermiaOR air handling systems
Prehospitalization antibioticsInflammatory bowel diseaseAntibacterial suturesWound sealants
Prior surgical site infectionsPreoperative anemiaPatient controlled analgesiaPulsed-lavage of the surgical site
Nonsteroidal anti-inflammatory agentsRecent weight lossMechanical bowel preparationOral antibiotic bowel preparation