From: Parvovirus B19V DNA contamination in Chinese plasma and plasma derivatives
 Time period | Product | Positive lots/lots tested(%) | B19V DNA (geq/mL)among positive lots | |||
---|---|---|---|---|---|---|
≥ 104 | ≥ 103 | ≥ 102 | Log geq ± SEM | |||
1993–1995 | albumin | 3/10 (30%) | 0 | 2 | 1 | 3.24 ± 0.44 |
IVIG | 10/155 (6.5%) | 8 | 2 | 0 | 4.92 ± 1.13 | |
2009–2011 | albumin | 0/50 (0) | 0 | 0 | 0 | / |
IVIG | 21/54 (38.9%) | 3 | 3 | 15 | 2.98 ± 0.65 | |
factor VIII | 19/35 (54.3%) | 6 | 9 | 4 | 3.76 ± 0.94 | |
Fibrinogen | 6/7 (85.7%) | 3 | 3 | 0 | 4.35 ± 1.26 | |
PCC | 12/17 (53.0%) | 4 | 4 | 4 | 3.54 ± 1.13 | |
Total | 71/328 (21.6%) | 24 | 23 | 24 | Â |