Table 1 Plasma donor demographics and sample storage characteristics.

No. of males

7

7

9

–

No. of females

8

8

6

–

Total no

15

15

15

–

Age (years)

46.2 ± 13.0

52.4 ± 14.6

46.5 ± 17.0

^{ns, ns, ns}

Time spent frozen (days)

267 ± 61

194 ± 72

28 ± 13

***^, ***^, ***

Time since prior COVID + test (days)

64 ± 40

75 ± 37

–

^ns

Time since COVID symptom resolution (days)

60 ± 36

72 ± 40

–

^ns