Table 2 Description of the 17 categories obtained after the authors reviewed the title, abstract and excerpt. The count and frequency of articles per category are shown.

From: Oral manifestations in patients with coronavirus disease 2019 (COVID-19) identified using text mining: an observational study

Category

n articles

Frequency %

Biosafety in dental practice

186

17.4

Dental practice during the pandemic

182

17.0

Psychological implications for dentists/patients

137

12.8

Dental education during the pandemic

134

12.5

Knowledge, Attitudes, and Practices against COVID-19

95

8.9

Dental treatments during the pandemic

88

8.2

Risk of COVID-19 transmission in dental practice

53

5.0

Economic implications of the pandemic on dental practice

36

3.4

Modifications in oral hygiene during the pandemic

32

3.0

Vaccination

23

2.2

COVID-19 detection in saliva

22

2.1

Mouth as a source of aerosols

20

1.9

Oral manifestations in patients with COVID-19

21

2.0

Oral diseases and risk of COVID-19

13

1.2

Oral microbiome in COVID-19 infection

8

0.7

Legal matters

4

0.4

Other

6

0.6

Total

1068