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Related Experiment Videos

Laboratory turnround time: closing the loop

W S Smellie1, P J Galloway, J I Johnston

  • 1Institute of Biochemistry, Glasgow Royal Infirmary.

Journal of Clinical Pathology
|April 1, 1995
PubMed
Summary
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Implementing direct laboratory result posting and a courier service significantly improved laboratory turnaround times. This enhanced efficiency ensures faster delivery of critical patient information, benefiting both general practitioners and satellite hospitals.

Area of Science:

  • Clinical Pathology
  • Healthcare Logistics
  • Laboratory Medicine

Background:

  • Laboratory turnaround time (LTAT) is a critical factor in patient care and clinical decision-making.
  • Previous studies highlighted the need for optimizing laboratory result reporting and specimen delivery.
  • Inefficiencies in pre- and post-analytical phases can lead to delays and impact diagnostic accuracy.

Purpose of the Study:

  • To implement recommendations from a laboratory turnaround time study.
  • To evaluate audit methodologies for assessing LTAT.
  • To quantify the improvements in LTAT achieved through logistical changes.

Main Methods:

  • Introduced direct posting of laboratory results to general practitioners (GPs).
  • Implemented a twice-daily courier service for specimen and report delivery.

Related Experiment Videos

  • Repeated a previously established LTAT audit to compare pre- and post-intervention metrics.
  • Analyzed pre-analytical, analytical, and post-analytical turnaround times.

    • Main Results:

    • Direct posting increased report delivery within 1-2 days from 13% to 29% for GPs and from 25% to 78% for satellite hospitals.
    • Courier service reduced median total LTAT from 50 to 9 hours for GPs and 69 to 18 hours for satellite hospitals.
    • The proportion of invalidated samples (taken day before arrival) decreased from 25% to 3%.

    Conclusions:

    • Laboratory turnaround time audits provide a robust method for evaluating and justifying logistical improvements.
    • Implemented changes in result distribution and specimen transport significantly enhanced LTAT.
    • These audits offer a repeatable framework for ongoing performance monitoring and cost-effectiveness analysis.