Effect of aligners on patients' oral health-related quality of life and anxiety: a prospective pilot study.

Overall time had a borderline significant difference ( p = 0.05) for patients with a Q12-16 response (Table 3 , Fig. 5 ).

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Tooth discoloration A significant number of patients in the present study complained about discoloration at later treatment stages and in the retention phase; however, these findings did not reach statistical significance.

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However, time was marginally significant for the OHRQoL questions evaluating oral symptoms such as bad taste/smell, sores, and food accumulation.

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