Which measure is most effective in preventing infection in a healthcare setting?

Frequent hand washing is recognized as the most effective measure for preventing infection in healthcare settings. This practice eliminates pathogens from the hands, which can be a primary mode of transmission of infections. Hand washing with soap and water removes dirt, organic matter, and microbes, significantly reducing the risk of cross-contamination between patients and healthcare workers.

While wearing gloves can certainly prevent the transmission of infections when dealing with bodily fluids, gloves can give a false sense of security. If hands are not washed before and after glove use, pathogens can still be transferred. Additionally, hand sanitizers, while beneficial, are not as effective as soap and water in certain situations, such as when hands are visibly soiled. Isolating patients may help prevent the spread of illness in specific cases, but it does not address the broader requirement for overall hygiene practices among healthcare staff and patients. Thus, frequent hand washing remains the cornerstone of infection control in healthcare environments.