“Where's the Science?”

Masks, barriers, laundering, and gloving: Where is the evidence?

“…Some practices commonly known as “sacred cows,” however, have become so ingrained in perioperative practice that they continue to be performed even when they are shown to be unnecessary or ineffective 4–6 . A practice cannot be justified on the basis of anecdotal experience or commercial interests; it must be evaluated by its influence on the outcome of surgical procedures and supported by scientific facts 7–9 …”