Table 2.

Numbers of Samples, Test Results, and Percentage Positive for Severe Acute Respiratory Syndrome Coronavirus 2 per Week (by Specimen Date; Dental Settings; Scotland; August 3, 2020, to October 31, 2020).

Week (Date)	No. of Samples	No. of Void Tests	No. of Positive Tests	% Swab Positive	95% CI
Week 1 (August 3−)	72	1	0	0	0–5.1
Week 2	109	1	0	0	0–3.4
Week 3	87	3	0	0	0–4.2
Week 4	85	0	0	0	0–4.3
Week 5	317	43	0	0	0–1.2
Week 6	334	55	0	0	0–1.1
Week 7	390	16	2	0.5	0.1–1.9
Week 8	397	7	0	0	0–1.0
Week 9	398	2	1	0.3	0–1.4
Week 10	419	13	7	1.7	0.8–3.4
Week 11	432	5	1	0.2	0.0–1.3
Week 12	510	9	6	1.2	0.5–2.5
Week 13 (October 26–)	482	15	5	1.0	0.4–2.4
Total (weeks 1−6)	1,004	103	0	0	0–0.4
Total (weeks 7−13)	3,028	67	22	0.7	0.5–1.1
Total (weeks 1–13)	4,032	170	22	0.5	0.4–0.8