Table 4.
Multivariable Linear Regression: Influence of the Independent Variables (Age, Type of Practitioner, Years of Practice, Type of Healthcare Facility, Location, and Participation in COVID-19 Related Frontline Work) on Concern for Becoming Infected with COVID-19 from Endodontic Practice (Question 16∗)
| Independent variables | Odds ratio | 95% Confidence interval | P value |
|---|---|---|---|
| Age (y) | .051 | ||
| ≤35 | Reference | ||
| 36–45 | 3.07 | (1.32–7.14) | .009 |
| 46–55 | 4.89 | (1.10–21.68) | .037 |
| ≥56 | 4.03 | (0.52–31.26) | .182 |
| Type of practitioner | |||
| Endodontist | Reference | ||
| General dentists | 1.24 | (0.59–2.59) | .566 |
| Years of practice | .035 | ||
| ≤5 | Reference | ||
| 6–10 | 0.68 | (0.32–1.44) | .313 |
| 11–20 | 0.33 | (0.12–0.88) | .027 |
| ≥21 | 0.10 | (0.02–0.50) | .005 |
| Type of healthcare facility | .877 | ||
| Public dental clinic | Reference | ||
| Dental department of public hospital | 0.96 | (0.44–2.13) | .923 |
| Private dental clinic | 1.18 | (0.53–2.66) | .684 |
| Dental department of private hospital | 0.70 | (0.15–3.28) | .647 |
| Location | |||
| Wuhan | Reference | ||
| Other cities in Hubei | 1.08 | (0.60–1.94) | .804 |
| Participation in COVID-19 related frontline work | |||
| Yes | Reference | ||
| No | 0.88 | (0.43–1.81) | .729 |
The bold font indicate the factors with P < .05.
∗
The option B “Neither agree nor disagree” has been excluded from multivariate logistic regression.