Table 1. Limit of detection in plasma and DBS.
| Parameters | LOD Plasma IU/mL | LOD DBS IU/mL ± SD |
| HBAg | 0.05 | 0.3±0.81 |
| Anti-HBs | 2 | 18.11±6.05 |
| HBV DNA | 20 | 914.1±157.77 |
LOD: limit of detection; SD: standard deviation.
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