Efficacy of Photobiomodulation in Reducing Symptomatology and Improving the Quality of Life in Patients with Xerostomia and Hyposalivation: A Randomized Controlled Trial.

Likewise, at the 1 year follow-up after treatment, a slight improvement was recorded (−4.17%) that failed to reach statistical significance ( p = 0.176) ( Figure 2 ).

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With regard to the interpretation of the HAD scores, a score of >10 indicates the probable presence of anxiety or depression; a score of 8–10 indicates anxiety or depression at the limit of significance; and a score of ≤7 indicates the absence of significant anxiety or depression [ 23 ].

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