All of the Following Can Lead to Inaccurate Peak Flow

question 20

Multiple Choice

All of the following can lead to inaccurate peak flow measurements except:

• A) Patient is fearful and anxious.
• B) Not moving the indicator to the bottom of the numbered scale.
• C) Not changing the disposable mouthpiece between patients.
• D) A crack in the peak flow meter.

---

Definitions:

Quantitative Methods

A systematic empirical investigation of observable phenomena via statistical, mathematical, or computational techniques.

Labour Productivity

A measure of economic performance that indicates the amount of goods and services produced by one hour of labor.

Low Wages

Low wages refer to compensation that is significantly lower than the average for comparable work in a specific region, industry, or within a particular occupation.