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. 2021 Dec 8;62(2):355–364. doi: 10.1111/trf.16755

TABLE 2.

Summary of participants

Participant characteristics (N = 40) n % Donor population characteristics b (N = 389,342) n %
Age Age
19 a 0 0.0 17–19 17, 595 4.5
20–29 11 27.5 20–29 85,022 21.8
30–39 7 17.5 30–39 78,645 20.2
40–49 5 12.5 40–49 65,298 16.8
50–59 6 15.0 50–59 72,838 18.7
60–69 7 17.5 60–69 55,232 14.2
70+ 4 10.0 70+ 14,712 3.8
Gender Gender
Female 18 45.0 Female 208,637 53.6
Male 21 52.5 Male 180,705 46.4
Nonbinary 1 2.5 Nonbinary u/k u/k
Region Region
BC/Yukon 10 25.0 BC/Yukon 66,630 17.1
Prairies 12 30.0 Prairies 118,290 30.3
Ontario 12 30.0 Ontario 166,452 42.8
Atlantic 6 15.0 Atlantic 37,970 9.8
Sexuality
Heterosexual 36 90.0
Bisexual 2 5.0
Queer 1 2.5
Questioning 1 2.5
Ethnicity
Caucasian 31 77.5
Middle Eastern 2 5.0
Chinese 2 5.0
East Asian 2 5.0
Filipino 1 2.5
South Asian 1 2.5
Bi‐racial 1 2.5
No. of donations
1–3 5 12.5
4–20 11 27.5
21–100 11 27.5
101–999 11 27.5
1000+ 1 2.5
Unknown 1 2.5
a

Minimum age of recruitment was 19.

b

All unique whole blood and plasma donors over the same period of recruitment (February 2020–January 2021).