Figure 1From: The identification and epidemiology of meticillin-resistant Staphylococcus aureus and Clostridium difficile in patient rooms and the ward environment Distribution of MRSA and C. difficile contamination in the ward environment by week and visit. The arrow indicates when an MRSA outbreak (weeks 8–13) and an influenza outbreak (weeks 9–11) occurred in the hospital. N = number of surfaces sampled.Back to article page