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. 2022 Apr 19;17(4):e0267354. doi: 10.1371/journal.pone.0267354

Table 1. Characteristics of the included studies.

Author Year Country Study design Sample size Participant groups Gender Age (Mean) Evaluation tool Response rate Results
Nasr L et al. [16] 2021 Lebanon cross-sectional 802 GDP, DSp Males = 292 Females = 237 40.54 ± 14.01 self-administered questionnaire 529 (66%) Already received or willing to receive COVID-19 vaccine (455/529)
Belingheri M et al. [20] 2021 Italy cross-sectional 761 GDP Male = 301
Female = 120
N/A self-administered survey 421 (55%) (346/421) 82% declared intent to be vaccinated
Mascarenhas AK et al. [18] 2021 USA cross-sectional 1481 DSt Male = 42%
Female = 58%
26.8 ± 3.8 self-administered survey 238 (16%) (139/238) 56% willing to receive Vaccine once FDA approved
Zigron A et al. [13] 2021 Israel cross-sectional 506 GDP, PDSt, DSp Male = 43%
Female = 57%
36.3 self-administered survey N/A overall rate of acceptance for a COVID-19 vaccine: 85%
Riad A et al. [26] 2021 22 countries cross-sectional 6639 DSt Male = 1836 Female = 4682 Non-binary = 53 Not disclosed = 68 22.06 ± 2.79 self-administered questionnaire N/A Acceptance levels among dental students were found to be 63.5%
Papagiannis D et al. [17] 2021 Greece cross-sectional 340 GDP, MP, P Male = 51.2%
Female—48.8%
(Include all HCW)
44.7 ± 10.97
(Include all HCW)
self-administered questionnaire Dentist only—80 (24%) Dentists reported the highest percentage for Covid-19 vaccine acceptability (82.5%)
Kateeb E et al. [12] 2021 Palestine cross-sectional 417 DSt Male = 119
Female = 295
Prefer not to say = 3
N/A self-administered questionnaire N/A 57.8% (n = 241) of the participants are willing to be vaccinated
Al-Sanafi M et al. [19] 2021 Kuwait cross-sectional 1019 GDP, MP, P, Nrs, LT Male = 101
Female = 69
(Only GDP)
31 ± 7.1
(Only GDP)
questionnaire N/A 91.2% (155/170) of dentists get or intend to get COVID-19 vaccine
Aslam S et al. [27] 2021 Pakistan cross-sectional 370 GDP Male = 94
Female = 206
N/A self-administered questionnaire 300 (81%) 50% (150/300) of the dentists are willing to receive the vaccine
Paramashivaih R et al. [28] 2021 India cross-sectional 250 GDP, DSp, PDSt Male = 56 Female = 68 N/A self-administered questionnaire 124 (49.6%) (118/124) of the participants received COVID-19 vaccination

*GDP: General dental practitioners’ DSp: Dental specialists; DSt: Dental students; PDSt: Postgraduate dental students; MP: Medical physicians; P: Pharmacists; Nrs: Nurses; LT: Lab technicians; HCW: Healthcare workers; N/A: Not available.