In order to establish the personal best peak flow, which instructions should the asthma educator give the patient?
I. Record peak flows when free of symptoms.
II. Record peak flows once a week for 2 to 3 weeks.
III. Record peak flows preferably in the early afternoon.
IV. Maintain peak flow values within 80% of the best peak flow.

Question

Quizplus · Accepted Answer

There are predicted "normal" peak flow values that are determined by height, age, gender, and race. However, it is necessary to determine a child's "personal best" peak flow reading. This is defined as simply the highest or best measurement obtained when the patient is free of symptoms and asthma is under control. To determine the personal best reading, the patient records peak flow readings at least once a day for 2 to 3 weeks. The best peak flow reading will usually occur in the early afternoon. Once a patient's personal best peak flow has been established, every effort is made to maintain the peak flow values within 80% of this number.

In Order to Establish the Personal Best Peak Flow, Which