A nurse is teaching a class about quality improvement tools. The nurse should include that which of the following tools is used to identify errors in nursing documentation?

A. A process flow chart is a visual representation of the sequential steps involved in a specific workflow or clinical pathway. While it is excellent for identifying bottlenecks or unnecessary redundancies in a system, it does not involve the granular review of individual patient records. It mapping the "how" of a process rather than the "accuracy" of the recorded data. B. A chart audit is a systematic clinical review of medical records to evaluate the quality, completion, and accuracy of nursing documentation against established standards. This tool allows quality improvement teams to identify specific omissions, timed entry errors, or inconsistencies in the patient's plan of care. Retrospective or concurrent audits are the primary method for ensuring regulatory compliance and patient safety. C. A run chart is a line graph used to display data points in chronological order to identify trends or shifts in a process over time. While it can track the frequency of documentation errors after they have been identified, the chart itself is not the tool used to find the errors. It is a statistical tool used for monitoring the impact of quality improvement interventions. D. A histogram is a type of bar chart that displays the distribution of continuous data and the frequency of specific variables. It helps a nurse understand the variance within a process but is not designed for the qualitative review of narrative nursing notes or flowsheets. Histograms are better suited for analyzing numerical data like patient wait times or medication delivery speeds.