Logistic regression analysis of variables associated with intention to receive a seasonal influenza vaccine, using the broadened eligibility criteria introduced in the 2020–2021 season
| Adjusted (crude) OR | 95% CI | P value | |
| Age (years) | 1.02 (1.02) | 1.00 to 1.04 | 0.046 |
| Gender (reference: female) | 1.24 (1.12) | 0.76 to 2.01 | 0.388 |
| Ethnicity—white (reference: black and minority ethnic) | 0.75 (1.73) | 0.36 to 1.56 | 0.443 |
| Qualifications—degree equivalent or higher (reference: other) | 1.00 (1.02) | 0.62 to 1.59 | 0.983 |
| Working (reference: not working/other) | |||
| Part-time | 0.80 (0.68) | 0.40 to 1.58 | 0.519 |
| Full-time | 1.03 (0.71) | 0.58 to 1.81 | 0.929 |
| Key worker (reference: not key worker) | 0.93 (0.83) | 0.55 to 1.57 | 0.776 |
| Influenza vaccination last winter (reference: no vaccination) | 281.78 (262.85) | 95.35 to 832.72 | <0.001 |
| In general, vaccination is a good thing (0–10 scale) | 1.54 (1.57) | 1.31 to 1.81 | <0.001 |
| I am afraid of needles (0–10 scale) | 0.98 (0.92) | 0.91 to 1.05 | 0.529 |
Reference categories for the ORs are shown where appropriate. CIs and p values relate to the adjusted ORs. n=774 (eight cases with missing data on one or more variables were not analyzed). Nagelkerke R2=0.716.