Roland (2020)
Smell and Taste Symptom-Based Predictive Model for COVID-19 Diagnosis
10.1002/alr.22602
https://www.ncbi.nlm.nih.gov/pubmed/32363809
Symptoms
Smell or taste change (Present vs. Not present)
SARS COV-2 infection
Odds ratio: 6.800 (3.900-12.000) Adjusted model

United States of America

Descriptive (Survey)

Primary data collection

302

Six hundred and twenty participants enrolled in the study between March 31, 2020 and April 10, 2020.

Three hundred and thirty-nine participants reported a prior COVID-19 test, 145 subjects (43%) had a positive test result (COVID+), 157 subjects (46%) reported a negative test result (COVID-), and 37 (11%) reported no result or uncertain result. Participants who reported a positive or negative test result (n=302) at the time of the survey were included

0


SARS COV-2 infection

145

COVID-19 positive test


Symptoms

Smell or taste change

none

Not present

Present


Odds ratio

6.800 (3.900-12.000)

Yes

Smell or taste change, Shortness of breath, Fever or chills, New sore throat, body aches


none

Average

No