Research Article
A Multiobjective Model for a Multilevel Blood Supply Chain to Improve the Attractiveness of Blood Centers during the COVID-19 Pandemic
Table 4
Values obtained from solving the samples.
| Samples | | First objective function (cost, MU) | Second objective function (attractiveness of blood centers) |
| 1 | 0 | 437 | 80 | 0.5 | 440 | 157 | 1 | 504 | 279 |
| 2 | 0 | 1018 | 412 | 0.5 | 1292 | 640 | 1 | 2322 | 863 |
| 3 | 0 | 2145 | 449 | 0.5 | 2145 | 614 | 1 | 2254 | 881 |
| 4 | 0 | 3291 | 807 | 0.5 | 3867 | 1173 | 1 | 6423 | 1641 |
| 5 | 0 | 1688 | 499 | 0.5 | 2248 | 680 | 1 | 2821 | 861 |
| 6 | 0 | 3860 | 1131 | 0.5 | 5092 | 1996 | 1 | 7385 | 2879 |
| 7 | 0 | 2405 | 676 | 0.5 | 3070 | 1301 | 1 | 4609 | 1924 |
| 8 | 0 | 3538 | 758 | 0.5 | 4706 | 1342 | 1 | 7531 | 1935 |
| 9 | 0 | 2423 | 462 | 0.5 | 2839 | 587 | 1 | 4573 | 952 |
| 10 | 0 | 2457 | 480 | 0.5 | 3522 | 732 | 1 | 4670 | 980 |
| Mean | 0 | 2327 | 575 | 0.5 | 2922 | 922 | 1 | 4309 | 1319 |
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