Time to complete healing Secondary outcomes of interest in the study were • Patient satisfaction (eg, pain associated with treatment as recorded by using a recognized pain scale) • Rate of infection • Quality of life • Length of hospital stay • Cost-effectiveness (eg, as presented in a cost-effectiveness analysis, which may include nursing time, time taken to change dressing, number of dressing changes required, cost of dressing materials) • Serious adverse events (life-threatening or those leading to hospitalization)