Data quality associated with handwritten laboratory test requests: classification and frequency of data-entry errors for outpatient serology tests.

Vecellio E, Maley MW, Toouli G, Georgiou A, Westbrook J. HIM J. 2015;44:7-12.

This audit of handwritten laboratory orders transcribed into electronic information systems found a 10% error rate, most of which were associated with transcription, a known safety vulnerability. These results underscore the benefit of computerized physician order entry for patient safety.