Spread of hospital-acquired infection between hospitals in absence of interventions, according to our individual-based model results using the recorded health care utilization patterns.

<p>The thick lines show the mean and shaded areas show all runs between the 5<sup>th</sup> and 95<sup>th</sup> percentile. A) Time to encounter of the first colonized patient. B) Prevalence of colonization among admitted patients.</p>