Table 2 Factors associated with influenza vaccination
Variables (reference) | Flu vaccination during 2020/2021 influenza season (yes vs no) | Flu vaccination during 2021/2022 influenza season (yes vs no) |
|---|---|---|
Demographics of HCWs | ||
Age (< 25 years) | ||
25–34 | 1.14 (0.65, 1.98) | |
35–44 | 1.82 (1.03, 3.22) | |
45–54 | 2.22 (1.20, 4.08)* | |
55–59 | 1.88 (0.77, 4.57) | |
≥ 60 | 2.43 (0.66, 8.93) | |
PLAD by GDP per capita a (Low GDP) | ||
Middle GDP | 1.55 (1.11, 2.17)* | 1.63 (1.15, 2.29)* |
High GDP | 1.40 (0.94, 2.10) | 1.65 (1.11, 2.45)* |
Occupation (Clinician) | ||
Nurse | 1.06 (0.78, 1.44) | 1.16 (0.85, 1.58) |
Medical technicianb | 1.45 (0.85, 2.47) | 1.43 (0.83, 2.49) |
Vaccination staff | 6.55 (1.96, 21.85)* | 4.53 (1.54, 13.33)* |
Others | 0.72 (0.41, 1.26) | 0.70 (0.39, 1.25) |
Whether the Hospital has set up a routine vaccination clinic (Yes) | ||
No | 0.65 (0.48, 0.89)* | / |
Whether daily work involve in vaccination work (Yes) | ||
No | / | 0.71 (0.55, 0.93)* |
Workplace vaccination policies | ||
Workplace’s policy (Requirement)d | ||
Promotion | 0.63 (0.41, 0.95)* | 0.72 (0.48, 1.06) |
None | 0.32 (0.19, 0.54)** | 0.28 (0.17, 0.49)** |
Not clear | 0.09 (0.04, 0.23)** | 0.03 (0.00, 0.19)** |
Free vaccination (For all staff) | ||
For high-risk department | 0.56 (0.38, 0.80)* | 0.43 (0.31, 0.62)** |
Have not free vaccination policy | 0.13 (0.09, 0.19)** | 0.11 (0.08, 0.16)** |
Not clear | 0.22 (0.13, 0.35)** | 0.12 (0.07, 0.21)** |
HCWs’ knowledge about vaccination and willingness to get vaccinated | ||
Whether taken the initiative to learn about vaccines and health related knowledge (Yes) | ||
No | 0.42 (0.21, 0.84)* | |
Frequency of learning vaccines and health-related knowledge (Once a day) | ||
Once a week | 0.37 (0.2, 0.70)* | |
Once a month | 0.32 (0.17, 0.60)** | |
Once half of a year | 0.38 (0.19, 0.73)* | |
Once a year | 0.42 (0.19, 0.89)* | |
None | ||
Frequency of recommending respiratory infectious diseases’ vaccine to suitable populations (Frequently) | ||
Occasionally | 0.51 (0.39, 0.67)** | 0.54 (0.41, 0.71)** |
Never | 0.24 (0.12, 0.48)** | 0.20 (0.09, 0.43)** |
Whether support all HCWs to uptake influenza vaccine (Yes) | ||
No | 0.27 (0.16, 0.46)** | 0.31 (0.16, 0.57)** |
Whether uptake influenza vaccine if the vaccination is free (Yes) | ||
No | 0.28 (0.12, 0.64)* | 0.37 (0.15, 0.91)* |
Not clear | 0.42 (0.24, 0.75)* | 0.18 (0.08, 0.40)** |