Table 1.
Focus group participant information
| Focus group (ID) | Members (n) | Men (n) | Women (n) | Average age | Have donated blood (%) |
|---|---|---|---|---|---|
| Helsinki University students (FG1) | 6 | 2 | 4 | 21 | 0 |
| Helsinki University students (FG2) | 7 | 3 | 4 | 21 | 100 |
| The Finnish Defence Force privates (FG3) | 7 | 7 | 0 | 20 | 29 |
| The Finnish Defence Force privates (FG4) | 8 | 6 | 2 | 21 | 50 |
| Frequent blood donorsa (FG5) | 6 | 3 | 3 | 40 | 100 |
| Frequent blood donorsa (FG6) | 9 | 5 | 4 | 48 | 100 |
| Blood donors in GeneRISK study (FG7) | 9 | 3 | 6 | 57 | 100 |
| Blood donors in GeneRISK study (FG8) | 6 | 4 | 2 | 58 | 83 |
| Blood donors in GeneRISK study (FG9) | 4 | 2 | 2 | 56 | 100 |
| Blood donors in GeneRISK study (FG10) | 6 | 4 | 2 | 63 | 100 |
| Total | 68 | 39 | 29 | 41 | 76 |
aWhole blood donation times ≥7