Three-year assessment of cognitive and olfactory disturbances among COVID-19 convalescent patients grouped by olfactory hallucination status in Armenia: A qualitative and quantitative study.

ABSTRACT:

Background

Smell disturbances, memory and mood changes are frequently reported as symptoms of long COVID that can be debilitating and long-lasting, having a detrimental impact on a patient's quality of life and possibly contributing to depression and a decline in cognitive abilities.

Study objective

This study aims to investigate long-term post-COVID cognitive and olfactory disturbances among the COVID-19 convalescent adult Armenian population aged between 18 and 65 years. The assessment extends to the differentiation of various olfactory distortions and association between various olfactory and cognitive variables, grouped by participants' olfactory hallucination status.

Study design

Explanatory sequential mixed-methods design was employed. Through three follow-up vi

SUBMITTER: Melkumyan K 

PROVIDER: S-EPMC12395519 | biostudies-literature | 2025 Jul

REPOSITORIES: biostudies-literature