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Table 3 Bivariate analysis of factors associated with Covid-19 vaccine acceptability among health professions students (N=911) (Line 236)

From: Predictors of COVID-19 vaccine acceptability among health professions students in Vietnam

Factors Covid-19 vaccine acceptability Total χ2
Acceptance Hesitancy Refusal
Age
 19 and less 135 (58.7%) 87 (37.8%) 8 (3.5%) 230 20.7***
 20 – 21 258 (54.2%) 216 (45.4%) 2 (0.4%) 476  
 ≥ 22 123 (66.8%) 57 (31%) 4 (2.2%) 184  
Gender
 Male 143 (64.1%) 76 (34.1%) 4 (1.8%) 223 4.9
 Female 382 (56%) 290 (42.5%) 1 (1.5%) 682  
Majors
 Pharmacy 269 (47.7%) 285 (50.5%) 10(1.8%) 54 71.2***
 Nursing 180 (78.9%) 46 (20.2%) 2 (0.9%) 228  
 Medical Laboratory Technology 27 (62.8%) 16 (37.2%) 0 43  
 Physiotherapy 46 (68.7%) 19 (28.4%) 2 (3%) 67  
Nationality
 Vietnamese 489 (57.1%) 354 (41.4%) 13(1.5%) 856 6.3*
 Cambodian 5 (62.5%) 3 (37.5%) 0 8  
 Lao 31 (75.6%) 9 (22%) 1 (2.4%) 41  
Seasonal influenza shot in the last 6 months
 Yes 339 (63.2%) 188 (35.1%) 9 (1.7%) 536 14.9**
 No 185 (50.7%) 175 (47.9%) 5 (1.4%) 365  
Self-assessment of own health status
 Very good 118 (62.4%) 68 (36%) 3 (1.6%) 189 21.5**
 Good 176 (65.9%) 86 (32.2%) 5 (1.9%) 267  
 Normal 224 (51%) 209 (47.6%) 6 (1.4%) 439  
 Bad 6 (85.7%) 1 (14.3%) 0 7  
 Very bad 1 (33.3%) 2 (66.7%) 0 3  
Knowledge about COVID-19 vaccine
 Poor 119 (48.2%) 123 (49.8%) 5 (2%) 247 13.5**
 Good 406 (61.7%) 243 (36.9%) 9 (1.4%) 658  
HBM Constructs Mean Rank χ2
Acceptance Hesitancy Refusal
Perceived susceptibility
 1/ Unvaccinated HP students infected with coronavirus during hospital internship 510.16 379.6 199.93 83.05***
 2/ Possible spread of COVID-19 to family and others from HP students 496.34 392.09 317.57 46.05***
 3/ The ease with which healthcare workers get COVID-19 from patient care 510.04 367.05 428.14 78.29***
 4/ Feasible occurrence of adverse effect of the COVID-19 vaccine 475.51 418.54 444.25 12.11**
Perceived severity
 5/ Those with chronic illnesses will die without the COVID-19 vaccine 470.98 423.78 381.36 9.09*
 6/ HP students get serious complications of COVID-19 if not vaccinated 499.04 388.83 255.46 56.97***
Perceived barriers
 7/Vaccine not safe due to rapid research 405.61 514.18 630.57 49.87***
 8/Difficult to access the COVID-19 vaccine if not free 434.10 470.58 578.43 8.47*
 9/Adverse effects of vaccine cause death 397.39 519.32 732.04 70.07***
 10/Current vaccine havinglittle efficacy and serious adverse effects 387.44 541.87 588.25 89.12***
Perceived benefits
 11/Vaccine effectively prevents the spread of the SARS-CoV-2 virus in the community 497.27 387.18 373.75 50.22***
 12/Immunization protecting me from getting coronavirus 500.37 386.74 260.23 58.72***
Cues to actions
 13/ Health authorities and physicians ensure that everyone is vaccinated safely and effectively 522.50 353.10 325.54 121.43***
 14/ Mass media highly appreciate the effectiveness and safety of the Covid-19 vaccine 504.92 381.85 280.43 70.69***
 15/ Vaccine manufacturers do not disclose information about the adverse effects of vaccines 406.09 507.37 670.14 48.65***
  1. * p < .05; ** p < .01; *** p < .001