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Table 4 Knowledge, Attitude, and Acceptance of COVID-19 vaccine

From: Knowledge, attitude, and acceptance of healthcare workers and the public regarding the COVID-19 vaccine: a cross-sectional study

Questions Total (%)
n = 15,087
General Population (%)
n = 11,120
Medical Students (%) n = 1752 Physicians (%) n = 1394 Paramedic (%) n = 821 P-value
1. Knowledge
1.1 I think vaccines are important for the health of children? 0.001
  Yes 12,584 (83.4%) 9229 (83%) 1467 (83.7%) 1210 (86.8%) 678 (82.6%)
  No 875 (5.8%) 690 (6.2%) 81 (4.6%) 58 (4.2%) 46 (5.6%)
  I do not know / I do not have children 1628 (10.8%) 1201 (10.8%) 204 (11.6%) 126 (9%) 97 (11.8%)
1.2 Being vaccinated against infectious diseases reduces the morbidity and mortality rates of individuals? 0.002
  Yes 12,970 (86%) 9525 (85.7%) 1528 (87.2%) 1220 (87.5%) 697 (84.9%)
  No 849 (5.6%) 665 (6%) 67 (3.8%) 60 (4.3%) 57 (6.9%)
I do not know 1268 (8.4%) 930 (8.4%) 157 (9%) 114 (8.2%) 67 (8.2%)  
1.3 Usually, vaccination against infectious diseases is protective and improving the quality of life, especially for people with low immunity and those who suffer from chronic diseases? < 0.001*
  Yes 9881 (65.5%) 7123 (64.1%) 1129 (64.4%) 1075 (77.1%) 554 (67.5%)  
  No 1572 (10.4%) 1254 (11.3%) 172 (9.8%) 64 (4.6%) 82 (10%)  
  I do not know 3634 (24.1%) 2743 (24.7%) 451 (25.7%) 255 (18.3%) 185 (22.5%)  
2. Attitude
2.1 it is possible to find an effective vaccine that could protect against the COVID-19? 0.002
  Yes 14,205 (94.2%) 10,470(94.2%) 1670 (95.3%) 1314 (94.3%) 751 (91.5%)  
  No 882 (5.8%) 650 (5.8%) 82 (4.7%) 80 (5.7%) 70 (8.5%)
2.2 If an effective vaccine was found, do you think it could be readily available for everyone? < 0.001*
  Yes 4075 (27%) 3057 (27.5%) 393 (22.4%) 390 (28%) 235 (28.6%)  
  No 11,012 (73%) 8063 (72.5%) 1359 (77.6%) 1004 (72%) 586 (71.4%)
2.3 The benefits of vaccines usually outweigh the risks? < 0.001*
  Yes 2246 (14.9%) 1696 (15.2%) 266 (15.2%) 145 (10.4%) 139 (16.9%)  
  No 8675 (57.5%) 6315 (56.8%) 971 (55.4%) 923 (66.2%) 466 (56.8%)
  I do not know 4166 (27.6%) 3109 (28%) 515 (29.4%) 326 (23.4%) 216 (26.3%)
2.4 Do you think the COVID-19 vaccine should be afforded to everyone for free? < 0.001*
  Yes 14,050 (93.1%) 10,355(93.1%) 1616 (92.2%) 1331 (95.5%) 748 (91.1%)  
  No 1037 (6.9%) 765 (6.9%) 136 (7.8%) 63 (4.5%) 73 (8.9%)
2.5 If the COVID-19 vaccine is available for sale, would you buy it? 0.005
  Yes 7272 (48.2%) 5344 (48.1%) 820 (46.8%) 709 (50.9%) 399 (48.6%)
  No 2456 (16.3%) 1789 (16.1%) 270 (15.4%) 250 (17.9%) 147 (17.9%)
  Maybe 5359 (35.5%) 3987 (35.9%) 662 (37.8%) 435 (31.2%) 275 (33.5%)
2.6 If you have children, have any of your children ever received a vaccine supposed to protect against diseases that occur during childhood? < 0.001*
  Yes 5965 (39.5%) 4506 (40.5%) 289 (16.5%) 776 (55.7%) 394 (48%)  
  No 580 (3.8%) 457 (4.1%) 44 (2.5%) 43 (3.1%) 36 (4.4%)  
  I do not have children 8542 (56.6%) 6157 (55.4%) 1419 (81%) 575 (41.2%) 391 (47.6%)  
3. Acceptance
3.1 If a COVID-19 vaccine is available with an efficacy of 95%, would you be a candidate for receiving all shots? 0.204
  Yes 12,006 (79.6%) 8832 (79.4%) 1393 (79.5%) 1138 (81.6%) 643 (78.3%)  
  No 3081 (20.4%) 2288 (20.6%) 359 (20.5%) 256 (18.4%) 178 (21.7%)  
3.2 If a COVID-19 vaccine is available with an efficacy of 70%, would you be a candidate for receiving the vaccine? 0.171
  Yes 9143 (60.6%) 6768 (60.9%) 1070 (61.1%) 806 (57.8%) 499 (60.8%)  
  No 5944 (39.4%) 4352 (39.1%) 682 (38.9%) 588 (42.2% 322 (39.2%)  
3.3 If a COVID-19 vaccine is available with an efficacy of 50%, would you be a candidate for receiving the vaccine? < 0.001*
  Yes 6212 (41.2%) 4660 (41.9%) 744 (42.5%) 494 (35.4%) 314 (38.2%)  
  No 8875 (58.8%) 6460 (58.1%) 1008 (57.5%) 900 (64.6%) 507 (61.8%)  
3.4 If a COVID-19 vaccine was available with the desired efficacy, would you encourage your parents to get the vaccine? 0.135
  Yes 12,957 (85.9%) 9542 (85.8%) 1495 (85.3%) 1224 (87.8%) 696 (84.8%)
  No 2130 (14.1%) 1578 (14.2%) 257 (14.7%) 170 (12.2%) 125 (15.2%)
3.5 Did you receive the seasonal flu shot in the last 12 months? < 0.001*
  Yes 2040 (13.5%) 1412 (12.7%) 199 (11.4%) 290 (20.8%) 139 (16.9%)  
  No 13,047 (86.5%) 9708 (87.3%) 1553 (88.6%) 1104 (79.2%) 682 (83.1%)  
3.6 Are you planning to receive a seasonal flu vaccine in the next year? < 0.001*
  Yes 7082 (46.9%) 5161 (46.4%) 718 (41%) 769 (55.2%) 434 (52.9%)  
  No 8005 (53.1%) 5959 (53.6%) 1034 (59%) 625 (44.8%) 387 (47.1%)