Blood Transfusion Supplement 1 (off subscription)

Concerns with the methodology, analysis and discussion of the Buzzy® and transillumination comparison article
Authors:  Amy L. Baxter, M. Louise Lawson
Pages:  3-5
To cite this article:  Blood Transfus 2014; 12 Suppl 1: s3-5
Doi:  10.2450/2013.0244-13
Published online:  24/01/2014


In the article by Dr. Lima-Oliveira et al., "A new device to relieve venipuncture pain can affect haematology test results"1, prolonged application of a Buzzy®/ice pack unit with the elastic tourniquet included resulted in different laboratory values from those in free-flowing blood collected with transillumination. As the physician inventor and manufacturer of the Buzzy® device, I appreciate the opportunity to respond to the findings, clarify appropriate use of our product, and illuminate a source of bias not considered in the discussion. As laboratory analysis and procedures are an integral part of the discussion, a statistician familiar with comparative sample methodology has reviewed the work as well. (...)

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