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Table 5 Factors associated with preventive behaviors of COVID-19 infection by knowledge questions in healthcare workers

From: Factors associated with preventive behaviors for COVID-19 infection among healthcare workers by a health behavior model

Questions

Univariate analysis

Multivariate analysis

Coefficient

95% CI

p value

Coefficient

95% CI

p value

1. COVID-19 coronavirus causes disease in humans and infected people are mostly asymptomatic

0.322

 − 1.143, 1.787

0.666

0.863

 − 0.678, 2.403

0.271

2. COVID-19 can be transmitted person-to-person through droplets produced from cough, sneeze, or infectious contact via conjunctiva and nasal mucosa

 − 1.598

 − 8.161, 4.965

0.632

 − 0.405

 − 9.884, 9.074

0.933

3. COVID-19 coronavirus can be easily eliminated by washing and rubbing hands with soap and water for 20 s

 − 0.875

 − 2.361, 0.611

0.248

 − 0.494

 − 2.057, 1.069

0.534

4. Children are at higher risk of COVID-19 infection. If they are infected, their symptoms are always severe

 − 1.890

 − 3.359, − 0.421

0.012

 − 1.978

 − 3.515, − 0.422

0.012

5. You are at risk for COVID-19 if you have a close contact with patients or infected people within one-meter distance for 5 min

 − 0.791

 − 2.730, 1.149

0.423

 − 0.412

 − 2.483, 1.659

0.696

6. Symptoms of COVID-19 patients are a fever, cough, sneeze, and muscle pain. For severe cases, patients show symptoms of difficulty breathing that may lead to death

 − 0.226

 − 4.413, 3.960

0.915

 − 0.508

 − 4.970, 3.955

0.823

7. In case that you accidentally contact asymptomatic COVID-19 patients with no fever, cough, or sneeze; you are at low risk to infect

0.199

 − 1.454 to 1.852

0.813

0.046

 − 1.657, 1.750

0.957

8. Male COVID-19 patients have more severe symptoms than female

 − 0.571

 − 2.147, 1.006

0.477

 − 0.638

 − 2.284, 1.007

0.446

9. Washing hands with any concentrated alcohol gel can kill COVID-19 coronavirus

 − 1.285

 − 2.950, 0.381

0.13

 − 1.365

 − 3.093, 0.362

0.121

10. Solely wearing a surgical mask definitely prevents COVID-19 infection

1.194

 − 1.517, 3.905

0.387

1.843

 − 1.088, 4.774

0.217

  1. CI confidence interval