Appendix Figure. Examples of correlations between the monthly % methicillin-resistant Staphylococcus aureus (MRSA) and antimicrobial use without delay and with a 1- to 8-month delay, Aberdeen Royal Infirmary, January 1996-December 2000. aTwo-tailed Pearson correlation coefficient. bCorrelation significant at the 0.05 level. cCorrelation significant at the 0.01 level.
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