Table 5. Summary of ANOVA results with respect to donor engagement and retention among the participants with different education levels.
| Groups | Count | Sum | Average | Variance | |
| Donor engagement | Primary/secondary education | 95 | 267 | 2.810526 | 0.45308 |
| Diploma | 108 | 355 | 3.287037 | 1.309363 | |
| Bachelor's degree | 176 | 646 | 3.670455 | 1.467922 | |
| Master's degree | 39 | 140 | 3.589744 | 1.300945 | |
| Uneducated | 45 | 103 | 2.288889 | 0.937374 | |
| Donor retention | Primary/secondary education | 95 | 337 | 3.547368 | 0.88869 |
| Diploma | 108 | 401 | 3.712963 | 1.047681 | |
| Bachelor's degree | 176 | 659 | 3.744318 | 0.79711 | |
| Master's degree | 39 | 142 | 3.641026 | 0.762483 | |
| Uneducated | 45 | 157 | 3.488889 | 1.437374 |