<p><b>Copyright information:</b></p><p>Taken from "Developing algorithms for healthcare insurers to systematically monitor surgical site infection rates"</p><p>http://www.biomedcentral.com/1471-2288/7/20</p><p>BMC Medical Research Methodology 2007;7():20-20.</p><p>Published online 6 Jun 2007</p><p>PMCID:PMC1896175.</p><p></p> percentage surgical site infection indicators following a cardiac procedure. Hospitals are ranked by their odds ratio compared to a hypothetical control hospital with the median percentage of SSI indicators from among the lowest quartile of hospitals. Odds ratios were derived from a multivariate model controlling for insurer type, sex, chronic disease score, and epoch (see text). Unadjusted percentages of SSI indicators are also shown for each hospital
