Jill Tucker, RN says:

“Hospitals can be bad for your health. At least one out of every 20 patients who are admitted to a hospital will pick up an infection there. And the bill for these hospital-acquired infections approaches $10 billion annually. Personalized nursing care can keep you out of a hospital and away from the institutionalized negligence that leads to the spread of infections.”
Hospital-Acquired Infections Cost $10 Billion a Year: Study

Health.USNews.com  September 3, 2013