Table 2.
Characteristics of all survey respondents (N=290).
| Characteristic | Survey respondents (N=290) | Included in the pre-post study | P valuea | |||||
|
|
|
No (n=244) | Yes (n=46) |
|
||||
| Age (years) | ||||||||
|
|
Mean (SD) | 21.4 (6.4) | 21.7 (6.8) | 20.2 (2.7) | .15 | |||
|
|
Median (IQR) | 20 (19-21) | 20 (19-21) | 20 (18-21) | .14 | |||
| Sex, n (%) | ||||||||
|
|
Male | 113 (39) | 97 (39.8) | 16 (35) | .53 | |||
|
|
Female | 177 (61) | 147 (60.2) | 30 (65) |
|
|||
| Chronic disease, n (%) | ||||||||
|
|
No | 270 (93.1) | 229 (93.9) | 41 (89) | .25 | |||
|
|
Yes | 20 (6.9) | 15 (6.1) | 5 (11) |
|
|||
| Previous flu vaccination, n (%) | ||||||||
|
|
No | 156 (53.8) | 134 (54.9) | 22 (48) | .38 | |||
|
|
Yes | 134 (46.2) | 110 (45.1) | 24 (52) |
|
|||
| eHealth literacyb | ||||||||
|
|
Mean (SD) | 30.2 (4.6) | 30.2 (4.7) | 30.1 (4.0) | .86 | |||
|
|
Median (IQR) | 32 (28-32) | 32 (28-32) | 31.5 (28-32) | .56 | |||
| Perceived susceptibility to COVID-19c | ||||||||
|
|
Mean (SD) | 3.2 (1.9) | 3.2 (1.9) | 3.2 (1.6) | .94 | |||
|
|
Median (IQR) | 3 (2-5) | 3 (2-5) | 3 (2-5) | .68 | |||
| Perceived severity of COVID-19c | ||||||||
|
|
Mean (SD) | 6.3 (2.2) | 6.3 (2.2) | 6.5 (2.2) | .58 | |||
|
|
Median (IQR) | 7 (5-8) | 7 (5-8) | 7 (5-8) | .61 | |||
| COVID-19 vaccine hesitancyd | ||||||||
|
|
Mean (SD) | 23.6 (5.8) | 22.6 (5.3) | 28.6 (5.6) | <.001 | |||
|
|
Median (IQR) | 23 (20-27) | 23 (19-26) | 29 (23-33) | <.001 | |||
aCalculated by chi-squared test, 2-sample, 2-tailed t test, or Wilcoxon rank-sum test as appropriate.
bAssessed by the eHealth Literacy Scale; possible scores range from 8 to 40, with higher scores indicating greater eHealth literacy.
cAssessed by an 11-point scale from 0 to 10; higher scores indicate greater perceived susceptibility or severity.
dAssessed by the COVID-19 Vaccine Hesitancy Scale; possible scores range from 9 to 45, with higher scores indicating greater vaccine hesitancy.