2=18.20, p=0.001) were significantly associated with COVID-19 severity. Comparing the mean differences between the case type of COVID-19 with patientsтАЩ age, the mean age of the COVID-positive patients (41.17┬▒15.11 years) was also significantly different among the five types of COVID-19 groups (95% CI: 17.86тАУ22.80; p