Table 1 – Xerostomia Questionnaire
The therapeutic protocol to perform photobiomodulation was defined as: Diode laser (EccoFibras®, Campinas, Brazil), with a beam area of approximately 0.04 cm2, wavelength of 660nm and power of 100mW, delivering energy of 180J for 1800 seconds at a single irradiation point in contact with the patient’s wrist (Figure 1).