Table 4.
Associations between students’ knowledge and sex, age, major, year of study, vaccinated or unvaccinated students, place of residence, smoking cigarette, status health, taking medication by the subjects.
| Total | Correct Answers | Univariate Logistic Regression | Multivariate Logistic Regression | |||
|---|---|---|---|---|---|---|
| OR 95%CI | p | OR 95%CI | p | |||
| Sex | ||||||
| Female | 1031 (90.7%) | 542 (52.6%) | 1.56 (1.04–2.35) | 0.031796 | 1.30 (0.83–2.02) | 0.249468 |
| Male | 106 (9.3%) | 44 (41.5%) | 1.00 Ref. | 1.00 Ref. | ||
| Age | ||||||
| 18–20 y | 396 (34.8%) | 190 (48.0%) | 1.00 Ref. | |||
| 21–22 y | 517 (45.5%) | 276 (53.4%) | 1.24 (0.96–1.61) | 0.105881 | ||
| 23–24 y | 181 (15.9%) | 98 (54.1%) | 1.28 (0.90–1.82) | 0.170115 | ||
| ≥25 y | 43 (3.8%) | 22 (51.2%) | 1.14 (0.60–2.13) | 0.691801 | ||
| Major | ||||||
| Nursing | 446 (39.2%) | 213 (47.8%) | 1.05 (0.66–1.66) | 0.841278 | 0.91 (0.56–1.48) | 0.704006 |
| Midwifery | 167 (14.7%) | 101 (60.5%) | 1.75 (1.04–2.96) | 0.034809 | 1.50 (0.87–2.59) | 0.146911 |
| Pharmacy | 436 (38.3%) | 231 (53.0%) | 1.29 (0.82–2.05) | 0.274755 | 1.29 (0.79–2.11) | 0.315209 |
| Public health | 88 (7.7%) | 41 (46.6%) | 1.00 Ref. | 1.00 Ref. | ||
| Year of study | ||||||
| 1st | 382 (33.6%) | 176 (46.1%) | 1.00 Ref. | 1.00 Ref. | ||
| 2nd | 342 (30.1%) | 179 (52.3%) | 1.29 (0.96–1.72) | 0.092735 | 1.28 (0.94–1.74) | 0.115440 |
| 3rd+4th+5th | 413 (36.2%) | 231 (55.9%) | 1.49 (1.12–1.97) | 0.005633 | 1.35 (1.00–1.83) | 0.051204 |
| Vaccinated | ||||||
| Yes | 357 (31.4%) | 130 (36.4%) | 1.00 Ref. | 1.00 Ref. | ||
| No | 780 (68.6%) | 456 (58.5%) | 2.46 (1.90–3.18) | 0.000000 | 2.31 (1.76–3.03) | 0.000000 |
| Place of residence | ||||||
| Rural | 362 (31.8%) | 215 (59.4%) | 1.65 (1.25–2.18) | 0.000428 | 1.72 (1.28–2.31) | 0.000309 |
| City of less than 10,000 r | 103 (9.1%) | 45 (43.7%) | 0.87 (0.57–1.34) | 0.541153 | 0.97 (0.62–1.52) | 0.894609 |
| City from 10,000 to 100,000 r | 204 (17.9%) | 106 (52.0%) | 1.22 (0.88–1.70) | 0.238108 | 1.30 (0.91–1.87) | 0.149560 |
| City above 100,000 r | 468 (41.2%) | 220 (47.0%) | 1.00 Ref. | 1.00 Ref. | ||
| Cigarette smoking | ||||||
| Current smoker | 848 (74.6%) | 422 (49.8%) | 1.00 Ref | 1.00 Ref | ||
| Never smoker | 116 (10.2%) | 74 (63.8%) | 1.78 (1.19–2.66) | 0.005071 | 2.16 (1.42–3.31) | 0.000391 |
| Ex-smoker | 173 (15.2%) | 90 (52.0%) | 1.09 (0.79–1.52) | 0.588295 | 1.29 (0.91–1.82) | 0.157487 |
| Status health—chronic disease | ||||||
| No, any | 926 (81.4%) | 474 (51.2%) | 1.00 Ref. | |||
| Yes | 211 (18.6%) | 112 (53.1%) | 1.08 (0.80–1.46) | 0.619720 | ||
| Taking medication for chronic disease | ||||||
| No | 933 (82.1%) | 471 (50.5%) | 1.00 Ref. | |||
| Yes | 204 (17.9%) | 115 (56.4%) | 1.27 (0.93–1.72) | 0.128076 | ||
Univariate logistic regression and multivariate logistic regression were used. The multivariate model included variables at a significance level of p < 0.05 in univariate analysis. r-residents.