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Digital Home-Monitoring of Patients after Kidney Transplantation: The MACCS Platform

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Reducing medical errors through barcoding at the point of care.

James H Nichols¹, Cathy Bartholomew, Mary Brunton

¹Tufts University School of Medicine, USA.

Clinical Leadership & Management Review : the Journal of CLMA

|December 16, 2004

Summary

Implementing patient barcoding significantly reduced medical errors in point-of-care testing (POCT). While the 3-Strike Rule showed initial promise, barcoding proved more effective in preventing incorrect patient identification and improving healthcare accuracy.

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Area of Science:

Healthcare Quality Improvement
Medical Device Technology
Patient Safety

Background:

Medical errors, particularly in point-of-care testing (POCT), pose significant risks due to immediate treatment decisions based on potentially inaccurate results.
Identification errors in POCT devices at Baystate Health System led to issues with patient record transmission, billing, and the potential for inappropriate medical treatment.

Purpose of the Study:

To evaluate the effectiveness of a '3-Strike Rule' and subsequent implementation of patient barcoding in reducing identification errors in glucose and blood gas POCT.
To identify system failures contributing to POCT identification errors and implement solutions to improve patient safety and data integrity.

Main Methods:

Initial implementation of a '3-Strike Rule' to retrain operators with repeated identification errors.
Conducting a Failure Mode and Effects Analysis (FMEA) to pinpoint sources of system failure in manual data entry.
Implementing patient barcoding to automate data entry for POCT devices.

Main Results:

The '3-Strike Rule' significantly decreased glucose meter errors (p = 0.014) but did not impact blood gas errors (p = 0.378).
Patient barcoding led to significant reductions in identification errors for both glucose (p = 0.0007) and blood gas devices (p = 0.048).
Despite barcoding, errors persisted due to manual overrides, incorrect wristband information, and selection of outdated patient accounts.

Conclusions:

Patient barcoding is effective in significantly reducing POCT identification errors, thereby enhancing patient care and communication.
Hospitals must implement additional measures to ensure successful barcode scanning and verify the accuracy of patient wristband information to achieve near-zero errors.
Automating data entry through barcoding improves accuracy but requires ongoing vigilance and system refinements to address all potential failure points.