Person-years

Incident cases

Incidence rate per 1000 person-years

Serological window

Residual Risk per 1000 donations

(95% CI)

( day)

HBV

715

37

51.7 (36.9 - 70.6)

56

7.93 (1/126)

HCV

704

12

17.1 (9.2 - 28.9)

66

3.09 (1/329)

HIV

727

8

11.0 (5.1 - 20.9)

22

0.66 (1/1515)