S. aureus bacteremia incidence rates by age and ethnicity. Incidence rates are stratified by age comparing non-Indigenous (white columns) with Indigenous (grey columns) populations. The bars represent 95% confidence intervals calculated using a Poisson distribution. The “Total” column represents indirect age standardized incident rates.
Tong et al. BMC Infectious Diseases 2012 12:249 doi:10.1186/1471-2334-12-249