Ha Nguyen, Javier Albayay, Richard Höchenberger, Surabhi Bhutani, Sanne Boesveldt, Niko A Busch, Ilja Croijmans, Keiland W Cooper, Jasper H B de Groot, Michael C Farruggia, Alexander W Fjaeldstad, John E Hayes, Thomas Hummel, Paule V Joseph, Tatiana K Laktionova, Thierry Thomas-Danguin, Maria G Veldhuizen, Vera V Voznessenskaya, Valentina Parma, M Yanina Pepino, Kathrin Ohla
People often confuse smell loss with taste loss, so it is unclear how much gustatory function is reduced in patients self-reporting taste loss. Our pre-registered cross-sectional study design included an online survey in 12 languages with instructions for self-administering chemosensory tests with ten household items. Between June 2020 and March 2021, 10,953 individuals participated. Of these, 5,225 self-reported a respiratory illness and were grouped based on their reported COVID test results: COVID-positive (COVID+, N=3,356), COVID-negative (COVID-, N=602), and COVID unknown for those waiting for a test result (COVID?, N=1,267)...
June 23, 2023: Chemical Senses