Do olfactory and gustatory psychophysical scores have prognostic value in COVID-19 patients? A prospective study of 106 patients.

In contrast, the correlation between the presence of comorbidities and the in-patient course was highly significant (OR 4.286, CI 1.734–10.591, p = 0.002) (Table 5 ), in keeping with other studies, with patients with persistent chemosensory dysfunction more than four times more likely to require hospitalisation compared to those who had recovered.

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