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Reducing Patient wait time in outpatient settings: A lean six sigma approach

Ela Vashishtha


The purpose of the study is to decrease patient wait time in a geriatric outpatient seating using Lean
Six Sigma Approach.

The research and improvement project discussed in the paper uses LSS DMAIC (Define-Measure-
Analyze-Control) approach in an outpatient setting in United States that provides care to older

The study describes how streaming the process and applying lean six sigma concepts improve the
average wait time by 10 minutes and improves the patient flow in clinical setting. The decrease in
wait-time was statistically significant adding to operational efficiency, better patient flow and higher
patient and employee satisfaction.

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