| Student characteristics | Frequencies absolute (n) | Relative frequencies (%) |
| Age group | ||
| <23 years old | 280 | 48.61 |
| ≥23 years old | 296 | 51.39 |
| Sex | ||
| Female | 333 | 57.81 |
| Male | 243 | 42.19 |
| Subsidiaries | ||
| Medicine | 381 | 66.14 |
| Pharmacy | 129 | 22.40 |
| Dental | 66 | 11.46 |
| Study level | ||
| Bachelor’s degree | 242 | 42.01 |
| Master | 170 | 29.51 |
| Doctorate | 164 | 28.47 |
| Knowledge of the nature of the virus | ||
| Yes | 208 | 36.11 |
| No | 368 | 63.89 |
| Nature of the coronavirus | ||
| A SARS-CoV-2 | 143 | 24.83 |
| An mRNA virus and SARS-CoV-2 | 142 | 24.65 |
| An mRNA virus | 113 | 19.62 |
| A disease, an mRNA virus and SARS-CoV-2 | 65 | 11.28 |
| A disease and SARS-CoV-2 | 38 | 6.60 |
| A disease | 32 | 5.55 |
| A disease and an mRNA virus | 7 | 2.95 |
| I don’t know | 15 | 2.60 |
| A DNA virus | 5 | 0.87 |
| SARS-CoV-2 and a DNA virus | 2 | 0.35 |
| One disease and one DNA virus | 1 | 0.17 |
| One disease, one mRNA and one DNA virus, one SARS-CoV-2 | 1 | 0.17 |
| Knowledge of virus incubation period | ||
| Yes | 460 | 79.86 |
| No | 116 | 20.14 |
| Incubation time | ||
| 5 - 14 days | 460 | 79.86 |
| 0 - 5 days | 66 | 11.46 |
| 14 - 23 days | 46 | 7.99 |
| More than 23 days | 4 | 0.69 |
| Knowledge of modes of transmission | ||
| Good | 461 | 80.03 |
| Fair | 87 | 15.10 |
| Poor | 28 | 4.86 |
| COVID-19 transmission modes | ||
| Sneeze droplets | 549 | 95.31 |
| Direct contact with infected persons | 506 | 87.85 |
| Touching contaminated objects or surfaces | 503 | 87.33 |
| Contact with contaminated animals | 214 | 37.15 |
| Sexual contact | 79 | 13.72 |
| Transfusion | 39 | 6.77 |
| Knowledge of COVID-19 symptoms | ||
| Good | 535 | 92.88 |
| Fair | 28 | 4.86 |
| Poor | 13 | 2.26 |
| COVID-19 symptoms | ||
| Fever | 558 | 96.88 95.66 |
| Anosmia | 551 | 95.31 |
| Difficulty breathing | 549 | 94.79 |
| Agueusia | 546 | 91.49 |
| Cough | 527 | 82.99 |
| Headache | 478 | 76.56 |
| Shortness of breath | 441 | 71.35 |
| Sore throat | 411 | 66.67 |
| Myalgias | 384 | 50.17 |
| Diarrhea | 289 | 1.38 |
| Asthenia | 8 | 1.04 |
| Conjunctivitis | 6 | 0.52 |
| Nausea | 3 | 0.17 |
| Vomiting | 1 | 0.17 |
| Anorexia | 1 | 0.17 |
| Hiccups | 1 | 0.17 |
| Altered consciousness | 1 | 0.17 |
| Arthralgias | 1 | 0.17 |
| Chest pain | 1 | 0.17 |
| Discoloration of fingers | 1 | 0.17 |
| Skin rash | 1 | |
| Level of awareness of preventive measures against COVID-19 | ||
| Good | 571 | 99.13 |
| Fair | 4 | 0.69 |
| Poor | 1 | 0.17 |
| Preventive measures against COVID-19 | ||
| Wear a mask | 573 | 99.48 |
| Wash hands regularly with soap and water | 571 | 99.13 |
| Use hydroalcoholic gel | 570 | 98.96 |
| Keep a safe distance in public | 557 | 96.70 |
| Avoid gatherings | 554 | 96.18 |
| Cover your mouth and nose when coughing or sneezing | 544 | 94.44 |
| Get vaccinated | 477 | 82.81 |
| Avoid close contact with anyone with a fever or cough | 446 | 80.90 |
| Check your temperature regularly | 249 | 43.23 |
| Level of knowledge of those most at risk from COVID-19 | ||
| Good | 412 | 71.53 |
| Fair | 125 | 21.70 |
| Poor | 39 | 6.77 |
| Knowledge of those most at risk | ||
| Seniors | 552 | 95.83 |
| People with pathologies | 519 | 90.10 |
| Healthcare workers | 368 | 63.89 |
| Pregnant women | 331 | 57.46 |
| Newborns | 187 | 32.46 |
| Infants | 141 | 24.48 |
| Adults | 85 | 14.76 |
| Children | 69 | 11.98 |
| Youth | 43 | 7.46 |
| Teenagers | 39 | 6.77 |
| Everyone | 2 | 0.35 |
| Unvaccinated | 1 | 0.17 |
| Family of an infected person | 1 | 0.17 |
| Knowledge of the existence of a specific treatment for COVID-19 | ||
| Yes | 278 | 48.26 |
| No | 298 | 51.74 |
| Dangerousness of COVID-19 | ||
| Not dangerous | 46 | 8 |
| More or less dangerous | 330 | 57.29 |
| Very dangerous | 200 | 35 |
| Knowledge of vaccine types | ||
| Good | 118 | 20.49 |
| Fair | 139 | 24.13 |
| Poor | 319 | 55.38 |
| Types of COVID-19 vaccines | ||
| mRNA vaccine | 371 | 64.41 |
| Live attenuated vaccine | 314 | 54.51 |
| Inactivated virus vaccine | 290 | 50.35 |
| Protein subunit vaccine | 142 | 24.65 |
| Viral vector vaccine | 138 | 23.96 |
| DNA vaccine | 25 | 4.34 |
| Toxoid vaccine | 20 | 3.47 |
| Don’t know | 15 | 2.60 |
| Knowledge of COVID-19 vaccines | ||
| Good | 360 | 62.50 |
| Fair | 146 | 25.35 |
| Poor | 70 | 12.15 |
| Vaccine against COVID-19 | ||
| AstraZeneca | 527 | 91.49 |
| JonhsonJonhson | 525 | 91.14 |
| Pfizer de BioNtech | 473 | 82.12 |
| Sinopharm | 430 | 74.65 |
| Moderna | 361 | 62.67 |
| Sinovac | 239 | 41.49 |
| Spoutnik VNovavax | 237 | 41.14 |
| Novavax | 142 | 24.65 |
| Bharat | 2 | 0.34 |
| I don’t know | 4 | 0.69 |
| Level of knowledge of people to whom the vaccine can be administered | ||
| Good | 552 | 95.83 |
| Fair | 11 | 1.91 |
| Poor | 13 | 2.26 |
| Persons to whom the vaccine may be administered | ||
| Adult | 553 | 96.01 |
| Seniors | 547 | 94.97 |
| Youth | 497 | 86.28 |
| Teenagers | 373 | 64.76 |
| People with other pathologies (diabetes, hypertension, kidney failure, etc.) | 351 | 60.94 |
| Pregnant women | 240 | 41.67 |
| Children | 179 | 31.08 |
| Infants | 19 | 3.30 |
| Newborns | 14 | 2.43 |
| I don’t know | 4 | 0.69 |
| Everybody | 2 | 0.34 |
| Level of awareness of COVID-19 vaccination side effects | ||
| Good | 206 | 35.76 |
| Fair | 199 | 34.55 |
| Poor | 171 | 29.69 |
| COVID-19 vaccination side effects | ||
| Fever | 475 | 82.46 |
| Pain at injection site | 466 | 80.90 |
| Asthenia | 449 | 77.95 |
| Headache | 401 | 69.62 |
| Myalgias | 372 | 64.58 |
| Chills | 356 | 61.80 |
| Thrombosis | 245 | 42.53 |
| Malaise | 228 | 39.58 |
| Arthralgia | 209 | 36.28 |
| Nausea | 168 | 29.17 |
| Diarrhea | 167 | 28.99 |
| Menstrual disorders | 156 | 27.08 |
| Pruritus | 153 | 26.56 |
| Vomiting | 134 | 23.26 |
| Myocarditis | 118 | 20.49 |
| Pericarditis | 107 | 18.58 |
| Facial paralysis | 104 | 18.05 |
| Angioedema | 93 | 16.14 |
| Insomnia | 76 | 13.19 |
| Anorexia | 43 | 7.46 |
| I don’t know | 7 | 1.21 |
| Allergies | 2 | 0.35 |
| Knowledge of contraindications to vaccination against COVID-19 | ||
| Good | 328 | 56.94 |
| Fair | 136 | 23.61 |
| Poor | 112 | 19.44 |
| Contraindications to vaccination against COVID-19 | ||
| Allergy to one of the vaccine’s components | 488 | 84.72 |
| Allergy after a first dose | 390 | 67.71 |
| Being infected with COVID-19 | 270 | 46.88 |
| Have been infected with COVID-19 last three months | 204 | 35.42 |
| Pregnancy | 192 | 33.33 |
| Under 18 years of age | 167 | 29.00 |
| Breast-feeding | 118 | 20.49 |
| Myocarditis | 122 | 21.18 |
| Pericarditis | 112 | 19.44 |
| Comorbidities (hypertension, diabetes, renalfailure, etc.) | 79 | 13.72 |
| Have had COVID-19 | 31 | 5.38 |
| Over 70 years of age | 30 | 5.21 |
| Don’t know | 12 | 2.08 |
| Vaccination practice | ||
| Vaccinated | 290 | 50.35 |
| Non-vaccinated | 286 | 49.65 |
| Reason for vaccination | ||
| Avoiding severe forms of COVID-19 | 224 | 77.24 |
| Protect those around you | 207 | 71.38 |
| Vaccine reliability | 72 | 24.83 |
| Ability to travel | 32 | 11.03 |
| Personal responsibility | 8 | 2.76 |
| Do not wish to answer | 3 | 1.03 |
| Reasons not to be vaccinated | ||
| Does not believe in the reliability of the vaccine | 119 | 44.91 |
| Fear of side effects | 117 | 44.15 |
| No need to be vaccinated | 55 | 20.75 |
| Don’t wish to answer | 53 | 20 |
| Vaccine inaccessible | 17 | 6.41 |
| Medical contraindication | 12 | 4.53 |
| Neglect | 8 | 3.02 |
| Parental refusal | 3 | 1.13 |
| Feelings of protection after vaccination (n = 290) | ||
| Yes | 190 | 65.52 |
| No | 100 | 34.48 |
| Side effects after vaccination (n = 290) | ||
| Yes | 187 | 64.48 |
| No | 103 | 35.52 |
| Types of side effects after vaccination | ||
| Fever, chills | 90 | 48.13 |
| Asthenia, anorexia, malaise, insomnia | 73 | 39.04 |
| Muscle pain, arthralgia | 51 | 27.27 |
| Pain at injection site | 47 | 25.13 |
| Headache | 43 | 22.99 |
| Diarrhea, nausea, vomiting | 21 | 11.23 |
| Menstrual disorders | 9 | 4.81 |
| Pruritus | 3 | 1.60 |
| Sore throat | 1 | 0.53 |
| Hair loss | 1 | 0.53 |
| Duration of side effects | ||
| 72 h and more | 64 | 34.22 |
| 48 h | 55 | 29.41 |
| 24 h | 53 | 28.34 |
| Less than 24 h | 15 | 8.02 |
| Taking treatment for side effects | ||
| Yes | 89 | 47.59 |
| No | 98 | 52.41 |
| Treatment for side effects | ||
| Antipyretics | 80 | 89.88 |
| Vitamins | 7 | 7.86 |
| Antibiotic (Azithromycin, amoxicillin-clavulanic acid) | 4 | 4.49 |
| Antidiarrheal, antiemetic | 3 | 3.37 |
| NSAIDs, corticoids | 3 | 3.37 |
| Muscle relaxant | 1 | 1.12 |
| Antihistamine | 1 | 1.12 |
| Anti-migraine | 1 | 1.12 |