Table 1.

Cumulative exposure and transmission rates in dental clinics from May 1st to September 30th 2020.

Characteristics	Exposure to Positive DSM	Exposure to Positive Patient
Number of Exposures	507 (0.03%)*	962 (6.49 %)**
Number of SARS-CoV-2 Positive	43 (0.29 %)**	508 (0.03%)*
Exposure ratio- Average number exposed to one positive individual	11.8:1	1.9:1
Number infected following exposure	3 Patients	7 DSMs***
Cumulative Transmission Rate over the study period****	0.6%	0.7%
Ratio Rate (DSM to patient)	1.23 (NS)

*From estimated total number of Dental Patients.

**From estimated total number of DSMs.

*** 4 dentists and 3 dental team members.

**** From total number of exposures.