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| Reasons | Frequency (%) |
|---|---|
| I have alternative protection | 201 (58.4) |
| It has a serious side effect | 190 (55.2) |
| The vaccine is not effective | 163 (47.4) |
| It is not necessary because flu is just a minor illness | 155 (45.1) |
| People who got the vaccine before is immune | 94 (27.3) |
| It is expensive | 91 (26.5) |
| Fear of needles and injection | 90 (26.2) |
| I reacted to at the first time I attempted it | 25 (7.3) |
