{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,5,13]],"date-time":"2025-05-13T21:52:51Z","timestamp":1747173171594,"version":"3.40.5"},"reference-count":26,"publisher":"Cambridge University Press (CUP)","issue":"2","license":[{"start":{"date-parts":[[2022,4,26]],"date-time":"2022-04-26T00:00:00Z","timestamp":1650931200000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"funder":[{"name":"Faculty of Medicine Special COVID-19 Grant","award":["COVID-2020-003"],"award-info":[{"award-number":["COVID-2020-003"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J. Laryngol. Otol."],"published-print":{"date-parts":[[2023,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec id=\"S0022215121004709_sec_a1\"><jats:title>Background<\/jats:title><jats:p>Olfactory impairment may be present among patients with coronavirus disease 2019 self-perceived as asymptomatic. This study aimed to assess olfactory function among these individuals.<\/jats:p><\/jats:sec><jats:sec id=\"S0022215121004709_sec_a2\" sec-type=\"methods\"><jats:title>Methods<\/jats:title><jats:p>A cross-sectional study involving patients with coronavirus disease 2019 self-perceived as asymptomatic was conducted. Assessments included the subjective Malaysian Smell and Taste Questionnaire and the culturally adapted Malaysian version of the objective Sniffin\u2019 Sticks Identification smell test.<\/jats:p><\/jats:sec><jats:sec id=\"S0022215121004709_sec_a3\" sec-type=\"results\"><jats:title>Results<\/jats:title><jats:p>In 81 participants (mean age of 31.59 \u00b1 12.04 years), with mean time from diagnosis to smell test of 7.47 \u00b1 3.79 days, subjective assessment showed that 80.2 per cent were asymptomatic (questionnaire score of 6) and 19 per cent had mild symptoms (questionnaire score of 7 and 8). The mean objective smell test score was 10.89 \u00b1 2.11. The prevalence of olfactory impairment was 76.6 per cent among patients with coronavirus disease 2019 self-perceived as asymptomatic. There was no association between the questionnaire and the smell test scores (<jats:italic>p<\/jats:italic> = 0.25). There was a correlation between the smell test score and the duration from diagnosis to smell test (<jats:italic>p<\/jats:italic> = 0.04).<\/jats:p><\/jats:sec><jats:sec id=\"S0022215121004709_sec_a4\" sec-type=\"conclusions\"><jats:title>Conclusion<\/jats:title><jats:p>The objective assessment demonstrated that coronavirus disease 2019 patients who perceived themselves as asymptomatic showed olfactory impairment.<\/jats:p><\/jats:sec>","DOI":"10.1017\/s0022215121004709","type":"journal-article","created":{"date-parts":[[2022,4,26]],"date-time":"2022-04-26T05:11:16Z","timestamp":1650949876000},"page":"174-177","source":"Crossref","is-referenced-by-count":0,"title":["Olfactory impairment in patients with coronavirus disease 2019 self-perceived as asymptomatic"],"prefix":"10.1017","volume":"137","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8725-0111","authenticated-orcid":false,"given":"F D","family":"Zahedi","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"S","family":"Husain","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A K","family":"Wan Hamizan","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"G J","family":"Tuang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9679-3495","authenticated-orcid":false,"given":"H S","family":"Gendeh","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"T J","family":"Oui","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"N","family":"Mustafa","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"H T","family":"Kok","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"56","published-online":{"date-parts":[[2022,4,26]]},"reference":[{"key":"S0022215121004709_ref20","doi-asserted-by":"publisher","DOI":"10.1002\/lary.29286"},{"key":"S0022215121004709_ref21","doi-asserted-by":"publisher","DOI":"10.1007\/s00405-020-06155-9"},{"key":"S0022215121004709_ref24","doi-asserted-by":"publisher","DOI":"10.3346\/jkms.2020.35.e375"},{"key":"S0022215121004709_ref7","doi-asserted-by":"publisher","DOI":"10.1002\/alr.22587"},{"key":"S0022215121004709_ref10","first-page":"865","article-title":"Objective sensory testing methods reveal a higher prevalence of olfactory loss in COVID-19-positive patients compared to subjective method: a systemic review and meta-analysis","volume":"45","author":"Hannum","year":"2020","journal-title":"Chem Senses"},{"key":"S0022215121004709_ref12","doi-asserted-by":"publisher","DOI":"10.1021\/acschemneuro.0c00460"},{"key":"S0022215121004709_ref1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijid.2020.01.009"},{"key":"S0022215121004709_ref13","doi-asserted-by":"publisher","DOI":"10.1007\/s12070-020-01986-8"},{"key":"S0022215121004709_ref8","doi-asserted-by":"publisher","DOI":"10.1002\/hed.26204"},{"key":"S0022215121004709_ref22","doi-asserted-by":"publisher","DOI":"10.1016\/j.cmi.2020.05.017"},{"key":"S0022215121004709_ref3","doi-asserted-by":"publisher","DOI":"10.1002\/jmv.26326"},{"key":"S0022215121004709_ref2","unstructured":"2 World Health Organization. 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