Which of the following does NOT lead to inaccurate peak flow measurements?

Question

Quizplus · Accepted Answer

Not changing the disposable mouthpiece between patients may lead to the spread of germs and infections but does not directly affect the accuracy of peak flow measurements. A crack in the peak flow meter can cause air leaks and therefore inaccurate readings. Fear and anxiety in patients and not moving the indicator to the bottom of the numbered scale can also affect peak flow measurements.

Which of the Following Does NOT Lead to Inaccurate Peak