Oral Manifestations Associated with COVID-19 Infection: A Cross-Sectional Study of Recovered Iraqi Patients

Table 3

Frequency, percentage, and the statistical difference of occurrence of oral symptoms in COVID-19 patients according to their medical condition.

Oral manifestations	Presence or absence of systemic diseases						nonsignificant
	No systemic diseases		Systemic diseases		Total
	Frequency	%	Frequency	%	Frequency	%
Yes	395	88.6	112	87.5	507	88.3
No	51	11.4	16	12.5	67	11.7
Total	446	100	128	100	574	100