Table 2.
Breakdown of CONSORT flowchart according to source of recruitment
| Invitations | Exclusions: Post-attendance and prior to consent | INTERVAL cohort and trial | ||||||
|---|---|---|---|---|---|---|---|---|
| Recruitment source | Invited | Attended donation | INTERVAL cohort | Randomised | Not randomised | |||
| Centre | 144,852 | 71,445 | (49.3 %) | 39,500 | 31,945 | (22.1 %) | 29,549 | 2396 |
| Mobile (platelet) | 21,585 | 2330 | (10.8 %) | 586 | 1744 | (8.1 %) | 1696 | 48 |
| Mobile (10-mile) | 190,081 | 15,886 | (8.4 %) | 10,648 | 5238 | (2.8 %) | 5009 | 229 |
| Mobile (30-mile) | 183,941 | 5524 | (3.0 %) | 3113 | 2411 | (1.3 %) | 2325 | 86 |
| No invitationa | - | 10,834 | - | 3447 | 7387 | - | 6684 | 703 |
| Total | 540,459 | 106,019 | 57,294 | 48,725 | 45,263 | 3462 | ||
aWalk-in donors without a previous invitation; no denominator available