The Prevalence of Tonsilloliths and Other Soft Tissue Calcifications in Patients Attending Oral and Maxillofacial Radiology Clinic of the University of Iowa

Table 4

Frequency distribution of unilateral and bilateral tonsilitis for the matched pair case-control study.

Side affected	Frequency (𝑁)	Percent (%)
	Subjects in case group (𝑁=10)
Unilateral	1	10
Bilateral	5	50
Not applicable	4	40
	Subjects in control group (𝑁=10)
Unilateral	None	0
Bilateral	2	20
Not applicable	8	80