“…Such benchmarking is oten necessary due to a lack of evidence-based standards in veterinary medicine. 7 However, maintaining an audit cycle in the long term can be diicult, 8 and the annual cycles were not maintained at the PDSA. In the real world, many external factors may impede an organisation's ability to continue an audit cycle, and all of the staf involved in the audit programme described by Wensley and colleagues should be commended on maintaining audits over a large organisation for a ive-year period.…”