The purpose of this study was to determine if toe pressures (TPs) obtained by a registered nurse using a portable photophlethysmograph (PPG) were equivalent to TPs obtained by a registered vascular technologist (RVT) using standard laboratory equipment.
Wound Care Education Program, College of Nursing, Medical University of South Carolina, and Department of Vascular Surgery, Medical University Hospital, Charleston, SC 29425, USA. bonhamp@musc.edu