Infection Risk Prediction Model for COVID-19 Based on an Analysis of the Settlement of Particles Generated during Dental Procedures in Dental Clinics

Table 2

Sizes of the stained area of settled particles.

Size	Average of settlement
1 and 5 µm	86%
5 and 10 µm	4.2%
>10 µm	9.8%

Mean particle settlement percentage throughout the eight procedures performed per clinic, according to the size of the stained area of the settled particles.