| Dependent variable (reasons for not donating blood regularly/reasons free riders do not donate) |
| There are already many people who donate | 116 | 27.68 |
| Most people do not donate | 86 | 20.53 |
| I am afraid of needles/giving blood | 89 | 21.24 |
| Other | 128 | 30.55 |
| Independent variables |
| District |
| Yakutiye | 174 | 41.53 |
| Palandöken | 185 | 44.15 |
| Aziziye | 60 | 14.32 |
| Gender |
| Woman | 198 | 47.26 |
| Male | 221 | 52.74 |
| Marital status | | |
| Married | 133 | 31.74 |
| Single | 286 | 68.26 |
| Age |
| 18–27 | 218 | 52.03 |
| 28–37 | 91 | 21.72 |
| 38–47 | 64 | 15.27 |
| 48–57 | 35 | 8.35 |
| 58–65 | 11 | 2.63 |
| Income |
| 1. Income level (Lowest) | 199 | 47.49 |
| 2. Income level | 116 | 27.68 |
| 3. Income level | 60 | 14.32 |
| 4. Income level | 28 | 6.68 |
| 5. Income level (Highest) | 16 | 3.82 |
| Average community trust level: 3.561 (Min: 0 − Max: 10) | | |
| Signature campaigns |
| Yes | 148 | 35.32 |
| No | 271 | 64.68 |
| Voting | | |
| Yes | 327 | 78.04 |
| No | 92 | 21.96 |
| Donating at least once |
| Yes | 211 | 50.36 |
| No | 208 | 49.64 |
| Confidence in obtaining blood in case of need without donating |
| Strongly disagree | 28 | 6.68 |
| Disagree | 44 | 10.50 |
| Neutral | 91 | 21.72 |
| Agree | 159 | 37.95 |
| Strongly agree | 97 | 23.15 |
| The belief that providing rewards will increase regular blood donations |
| Strongly disagree | 66 | 15.75 |
| Disagree | 61 | 14.56 |
| Neutral | 63 | 15.04 |
| Agree | 126 | 30.07 |
| Strongly agree | 103 | 24.58 |
| The belief that imposing penalties will increase regular blood donations |
| Strongly disagree | 152 | 36.28 |
| Disagree | 89 | 21.24 |
| Neutral | 54 | 12.89 |
| Agree | 65 | 15.51 |
| Strongly agree | 59 | 14.08 |
| Organ donation |
| Yes | 22 | 5.25 |
| No | 397 | 94.75 |