The Korean Journal of Blood Transfusion : eISSN 2383-6881 / pISSN 1226-9336

Table. 1.

Table. 1.

Results of the reentry tests for the deferred donors showing reactive results or grey zone in HBsAg (2008.1~2017.12)

Sample to cutoff value in HBsAg assay Total After introducing HBV NAT (2012.6~2017.12) Before introducing HBV NAT (2008.1~2012.6)



Number of donors who were subject to the reentry test *Number of donors who could not be released in the reentry tests (percent) Number of donors who were subject to the reentry test *Number of donors who could not be released in the reentry tests (percent) Number of donors who were subject to the reentry test *Number of donors who could not be released in the reentry tests (percent)
≥500 392 392 (100.0) 6 6 (100.0) 386 386 (100.0)
≥400, <500 475 473 (99.6)/470 (98.9) 3 3 (100.0) 472 470 (99.6)/467 (98.9)
≥300, <400 462 461 (99.8) 7 7 (100.0) 455 454 (99.8)
≥200, <300 122 115 (94.3)/112 (91.8) 2 0 (0.0) 120 115 (95.8)/112 (93.3)
≥100, <200 33 28 (84.8)/25 (75.8) 2 2 (100.0) 31 26 (83.9)/23 (74.2)
≥50, <100 39 36 (92.3)/27 (69.2) 2 1 (50.0) 37 35 (94.6)/26 (70.3)
≥10, <50 62 37 (59.7)/29 (46.8) 10 1 (10.0) 52 36 (69.2)/28 (53.8)
≥2, <10 265 72 (27.2)/50 (18.9) 65 11 (16.9) 200 61 (30.5)/39 (19.5)
≥1, <2 978 101 (10.3)/73 (7.5) 387 14 (3.6)/13 (3.4) 591 87 (14.7)/60 (10.2)
<1 1,119 52 (4.6)/45 (4.0) 517 18 (3.5) 602 34 (5.6)/27 (4.5)
Total 3,947 1,767 (44.8%)/1,684 (42.7) 1,001 63 (6.3)/62 (6.2) 2,946 1,704 (57.8)/1,622 (55.1)

The number on the left side is the actual number of the donors who could not pass the reentry tests, and that of right side is the re-calculated number of donors who could be reentered if the current criteria of anti-HBs titer for reentry were applied.

Korean J Blood Transfus 2018;29:301-9 https://doi.org/10.17945/kjbt.2018.29.3.301
© 2018 Korean J Blood Transfus