Fig. 1. Hospital-specific rates of preoperative medical consultation for major elective noncardiac surgery. Rates of preoperative medical consultation (per 1,000 procedures) for major elective noncardiac surgery at 79 individual Ontario hospitals in Ontario between April 1, 2004, and February 28, 2009. The circles are point estimates, whereas the lines are exact binomial 95% CIs. The dashed horizontal line is the mean hospital-specific consultation rate.