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

Table. 3.

Table. 3.

Incidence rate and residual risk of transfusion-transmitted HIV infection

PeriodNo. of donationsTotal person-yearsNo. of incident casesIncidence rate per 1,000,000 person-year (95% CI)Residual risk per 1,000,000 person-year (95% CI)
Donors who donated only once during the period2012.07.01∼ 2014.06.301,355,4472,710,8167828.77 (23.05∼35.92)0.87 (0.69∼1.08)
2014.07.01∼ 2016.06.301,282,9652,565,8537730.01 (24.00∼37.52)0.90 (0.72∼1.13)
2016.07.01∼ 2018.06.301,148,4872,296,8977733.52 (26.81∼41.91)1.01 (0.81∼1.26)
Donors who donated more than once during the period2012.07.01∼ 2014.06.304,008,3928,016,755293.62 (2.51∼5.21)0.11 (0.08∼0.16)
2014.07.01∼ 2016.06.304,353,2458,706,448424.82 (3.57∼6.53)0.15 (0.11∼0.20)
2016.07.01∼ 2018.06.304,239,2008,478,375252.95 (1.99∼4.36)0.09 (0.06∼0.13)
Total2012.07.01∼ 2014.06.305,363,83910,727,5711079.97 (8.25∼12.06)0.30 (0.25∼0.36)
2014.07.01∼ 2016.06.305,636,21011,272,30111910.56 (8.82∼12.63)0.32 (0.27∼0.38)
2016.07.01∼ 2018.06.305,387,68710,775,2721029.47 (7.8∼11.49)0.29 (0.23∼0.35)
Korean J Blood Transfus 2019;30:156-62 https://doi.org/10.17945/kjbt.2019.30.2.156
© 2019 Korean J Blood Transfus