This study supports the manufacturers claim that the EasyOne spirometer maintains its calibration during routine clinical use in general practice and does not require daily calibration as specified in international spirometry guidelines.
Ninety-seven percent of the calibration volumes were within +- 64 mL (2.1 %) of the 3-L calibration signal. Excluding data from the first cit y studied (Sao Paulo), where one calibration syringe had to be replaced, 98 % of the calibration checks ...
To optimize quality control in the BOLDstudy, sites are required to use the ndd EasyOne Spirometer, which was chosen because it provides a high degree of accuracy, robustness, por tabilit y, and ease of storage. It can be used easily in the field ...
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