Table 4.
Graft cryopreservation.
| Domestic TC | Graft types | Later phase of the pandemic March–May 2021 | Early phase of the pandemic March–May 2020 | % Change (counts) √ | Prior to pandemic March–May 2019 |
|---|---|---|---|---|---|
| Not cryopreserved | BM | 116 | 69 | 68% | 229 |
| PB | 189 | 228 | -17% | 872 | |
| Cryopreserved | BM | 63 | 99 | -36% | 11 |
| PB | 924 | 865 | +7%† | 95 | |
| International TC | |||||
| Not cryopreserved | BM | 16 | 4 | +300% | 42 |
| PB | 24 | 40 | -40% | 172 | |
| Cryopreserved | BM | 16 | 2 | +700% | 4 |
| PB | 118 | 13 | +808% | 19 | |
BM, bone marrow; PB, peripheral blood; TC, transplant centers.
√Counts refer to number of products.
†March to May 2020 versus March to May 2021, p >.01.