Randomized Controlled Trial
Combined skin disinfection with chlorhexidine/propanol and aqueous povidone-iodine reduces bacterial colonisation of central venous catheters.
Intensive Care Med. 2004 Jun 1;30(6):1081-8.
Meta Analysis
Chlorhexidine compared with povidone-iodine solution for vascular catheter-site care: a meta-analysis.
Ann. Intern. Med. 2002 Jun 4;136(11):792-801.
Review
Systematic review and meta-analysis of preoperative antisepsis with chlorhexidine versus povidone-iodine in clean-contaminated surgery.
Br J Surg. 2010 Nov 1;97(11):1614-20.