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. 2021 May 6;21:241. doi: 10.1186/s12903-021-01599-9

Table 5.

Factors associated with knowledge and prevention measures indexes toward Coronavirus Disease 2019 (COVID-19) among participating dentists

Unstandardized Beta 95% CI of unstandardized Beta p-value
a. Multivariate linear regression for the factors associated with knowledge index
Age (years) -0.15 -0.20; -0.09  < 0.001
Work region
Beirut ref
Mount Lebanon 2.66 1.54; 3.78  < 0.001
Others -0.44 -1.35; 1.26 0.947
Employment status
Employee ref
Self-employed -1.12 -2.16; -0.09 0.034
Un-employed 2.74 -0.16; 5.64 0.064
Dentist’s role in teaching others about COVID-19
Not significant ref
Moderately significant 2.88 1.39; 4.36  < 0.001
Very significant 2.38 0.92; 3.84 0.001
Adjusted OR 95% CI of the adjusted OR p-value
b. Multivariate logistic regression for the factors associated with high prevention measures index (low and moderate combined as a reference)
Work region
Beirut ref
Others 0.74 0.35; 1.56 0.427
Mount Lebanon 0.34 0.17; 0.69 0.003
Specialty
General practitioner ref
Surgeon 0.59 0.31; 1.15 0.121
Specialist 0.48 0.25; 0.91 0.024
Living with family members
No ref
Yes 2.31 1.23; 4.34 0.010
Dentist’s role in teaching others about COVID-19
Not significant ref
Moderately Significant 2.76 1.04; 7.31 0.041
Very Significant 2.13 0.82; 5.58 0.123
Afraid about family members to get infected with COVID-19
No ref
Yes 2.05 1.00; 4.19 0.050
Knowledge index 1.15 1.08; 1.23  < 0.001

Beta regression coefficient, CI confidence interval, COVID-19 Coronavirus Disease 2019, OR odds ratio

Variables included in the multivariate linear regression model (a): age, years of experience, work region (Others include North of Lebanon, South of Lebanon and Bekaa), occupation, comorbidities, dentist’s role about teaching others about COVID-19, afraid of getting infected with COVID-19, afraid about family members to get infected with COVID-19 due to occupational exposure

Variables included in the multivariate logistic regression model (b): gender, work region (Others include North of Lebanon, South of Lebanon and Bekaa), specialty, living with family members, dentist’s role about teaching others about COVID-19, afraid of getting infected with COVID-19, afraid about family members to get infected with COVID-19 due to occupational exposure, knowledge index