1289A randomized cross-over clinical trial to compare 3.15% chlorhexidine/70% isopropyl alcohol (CHG) vs 70% isopropyl alcohol alone (alcohol) and 5s vs 15s scrub for routine disinfection of needleless connectors (NCs) on central venous catheters (CVCs) in an adult medical intensive care unit (ICU). (December 2014)