The Relationship Between Salt Restriction and Taste Sensitivity in Patients With Chronic Kidney Disease

Taste sensitivity is measured by five taste solutions(salty、sour、bitter、sweet、umami). Every taste solution contains 8 different concentration. Detection , recognition and difference thresholds will be measured .Their definitions are as bellow.

Detection threshold:minimum value of sensory stimulus needed to give rise to a sensation. The sensation need not be identified.

Recognition threshold:minimum value of a sensory stimulus permitting identification of the sensation perceived.

Difference threshold:value of the smallest perceptible difference in the physical intensity of a stimulus.