For the comparison of body mass index (BMI) and plethysmography body composition assessment techniques, which of the following statements is correct?
a. plethysmography is inferior to BMI because of the difficulties associated with determination of lung volume
b. BMI is inferior to plethysmography because it does not account for lean/fat mass in its calculation
c. plethysmography is superior to BMI because it accounts for the hydration state of the client
d. BMI is superior to plethysmography because its standard error of estimate for predicting percent body fat is usually lower
Answer: b. BMI is inferior to plethysmography because it does not account for lean/fat mass in its calculation