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Table 2 Dentists’ knowledge toward COVID-19 (N = 358)

From: Assessment of knowledge and practice of dentists towards Coronavirus Disease (COVID-19): a cross-sectional survey from Lebanon

Items Response
Correct n (%) Wrong n (%) Don’t know n (%)
K1. The incubation period of Coronavirus is 1–21 days 136 (38.0) 214 (59.8) 8 (2.2)
K2. The main symptoms of Corona are fever > 38 °C, cough, sore throat, runny nose and shortness of breath 336 (93.9) 22 (6.1) 0 (0)
K3. Corona virus does not infect children 316 (88.3) 23 (6.4) 19 (5.3)
K4. Covid-19 can be prevented by administration of a vaccine 341 (95.3) 4 (1.1) 13 (3.6)
K5. Covid-19 is transmitted through direct contact with respiratory tract secretions 308 (86.0) 47 (13.1) 3 (0.8)
K6. Covid-19 can persist on surfaces for a few hours or up to several days 326 (91.1) 26 (7.3) 6 (1.7)
K7. Covid-19 can be transmitted through eating undercooked meat/chicken 154 (43.0) 133 (37.2) 71 (19.8)
K8. The disease cannot be transmitted from asymptomatic patients 319 (88.3) 33 (9.2) 9 (2.5)
K9. The use of Personal protective equipment (including masks, gloves, gowns and goggles or face shields) is recommended to protect skin and mucosa from (potentially) infected blood or secretions 345 (96.4) 5 (1.4) 8 (2.2)
K10. Hand hygiene has been considered the most critical measure for reducing the risk of transmitting of Coronavirus to patients 354 (98.9) 3 (0.8) 1 (0.3)
K11. All surfaces contaminated by the patients with Covid-19 infection should be cleaned with diluted (5%) bleaching solution 126 (35.2) 182 (50.8) 50 (14.0)
K12. Dentists should take strict personal protection measures and avoid or minimize operations that can produce droplets or aerosols 351 (98.0) 4 (1.1) 3 (0.8)
K13. PPE donning sequence: (1) gown (2) mask (3) gloves 232 (64.8) 83 (23.2) 43 (12.0)
K14. PPE removal sequence: (1) gloves (2) gown (3) mask 138 (38.5) 169 (47.2) 51 (14.2)
  1. n frequency, % percentage