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. 2021 May 2;9(5):446. doi: 10.3390/vaccines9050446

Table 4.

Barriers among HCW and non-HCW participants.

Barriers HCW Not HCW X2 Statistic p -Value
n (%) n (%)
Afraid of unknown side effects 3313 (58.0%) 18,922 (62.0%) 20.31 <0.0001
Not enough time to test vaccine safety 3252 (57.0%) 16,920 (55.5%) 9.74 0.0018
Vaccine production was rushed 2505 (43.9%) 14,193 (46.5%) 7.99 0.0047
Do not trust the healthcare policies 2133 (37.4%) 12,018 (39.4%) 4.63 0.031
Insufficient numbers of studies 1693 (29.7%) 8208 (26.9%) 23.58 <0.0001
No value for new strains 1569 (27.5%) 6475 (21.2%) 120.27 <0.0001
Do not trust company/studies 1541 (27.0%) 10,427 (34.2%) 99.31 <0.0001
No published studies on vaccine 1175 (20.6%) 5911 (19.4%) 6.61 0.010
Pandemic is exaggerated to benefit pharma 1119 (19.6%) 7868 (25.8%) 89.01 <0.0001
Most infected people recover 979 (17.2%) 7036 (23.1%) 88.7 <0.0001
Vaccine immunity is short 976 (17.1%) 3637 (11.9%) 124.47 <0.0001
Vaccines irreversibly alter DNA 928 (16.3%) 6985 (22.9%) 114.28 <0.0001
Afraid of SE mentioned in studies 847 (14.8%) 5695 (18.7%) 42.19 <0.0001
Coronavirus/vaccine are a conspiracy 700 (12.3%) 5972 (19.6%) 160.99 <0.0001
Vaccine can cause COVID19 695 (12.2%) 5939 (19.5%) 160.83 <0.0001
I had/have COVID 681 (11.9%) 2875 (9.4%) 38.01 <0.0001
Vaccine may cause death 630 (11.0%) 4257 (14.0%) 31.15 <0.0001
Vaccines were not tested in Arabs 543 (9.5%) 2209 (7.2%) 38.84 <0.0001
Infection rate decreasing 426 (7.5%) 3056 (10.0%) 32.87 <0.0001
Do not believe in vaccines in general 419 (7.3%) 4186 (13.7%) 168.53 <0.0001
Most vaccinated people had SE 416 (7.3%) 2608 (8.5%) 8.39 0.0038
Most people already had COVID 373 (6.5%) 1898 (6.2%) 1.29 0.26
Vaccines contain aluminum 326 (5.7%) 2896 (9.5%) 80.31 <0.0001
May get COVID19 after vaccine 267 (4.7%) 1370 (4.5%) 0.68 0.41
I do not like needles 220 (3.9%) 1750 (5.7%) 30.91 <0.0001
I am not eligible (pregnant or <16 old) 147 (2.6%) 965 (3.2%) 4.89 0.027
I have a chronic disease 136 (2.4%) 1266 (4.1%) 38.39 0
I have allergies to foods/drugs 132 (2.3%) 716 (2.3%) 0 0.99
I do not think I will get COVID19 86 (1.5%) 674 (2.2%) 10.76 0.001