What is one of the primary challenges with using DEXA for assessment?

Using DEXA (Dual-Energy X-ray Absorptiometry) for body composition assessment presents specific challenges, one of which is its cost and the need for specialized equipment and training. DEXA scans are relatively expensive compared to other body composition measurement methods, such as skinfold calipers or bioelectrical impedance analysis. This higher cost can limit accessibility for some practitioners and individuals seeking body composition analysis.

Additionally, operating a DEXA machine typically requires trained personnel to ensure accurate calibration, interpretation of results, and adherence to safety protocols, especially since the process involves ionizing radiation. This requirement for both financial investment and technical knowledge adds to the complexity of using DEXA compared to other, more straightforward methods.

Thus, while DEXA offers a highly accurate measurement of body composition, its primary challenges revolve around the cost and requirement for specialized training and equipment.