| Pearson’s Chi-squared test | X-squared | df | P-value | Result | |
| H0: No relationship between vaccination and coronavirus infection |
| ||||
|
|
| 16.061 | 1 | 6.134e−05 | Reject H0 |
| H0: No relationship between the type of vaccine and vaccine symptoms | |||||
|
|
| 14.075 | 4 | 0.007058 | Reject H0 |
| H0: No relationship between the willingness of taking the next dose of vaccine and vaccine symptoms | |||||
|
|
| 11.255 | 2 | 0.003597 | Reject H0 |
| H0: No relationship between age and coronavirus infection | |||||
|
|
| 15.57 | 3 | 0.001389 | Reject H0 |
| H0: No relationship between age and vaccination | |||||
|
|
| 24.199 | 3 | 2.27e−05 | Reject H0 |
| H0: No relationship between profession and vaccination | |||||
|
|
| 31.334 | 5 | 8.045e−06 | Reject H0 |
| H0: No relationship between having chronic diseases and vaccination | |||||
|
|
| 6.6349 | 1 | 0.01 | Reject H0 |
| H0: No relationship between knowing people who died due to the vaccine and vaccination | |||||
|
|
| 19.379 | 1 | 1.072e−05 | Reject H0 |
| H0: No relationship between knowing people who died due to coronavirus and vaccination | |||||
|
|
| 42.249 | 1 | 8.037e−11 | Reject H0 |
| H0: No relationship between knowing non-vaccinated people who died due to coronavirus and vaccination | |||||
|
|
| 5.0583 | 1 | 0.02451 | Reject H0 |