Figure 1.
Deming regression plot of viral loads (IU/ml) for four hepatitis B virus (HBV) assays.
(a) Deming regression plot for cobas 6800/8800 HBV versus CAP/CTM HBV v2 (n = 228);
(b) Deming regression plot for cobas 6800/8800 HBV versus HPS/CTM HBV v2 (n = 211);
(c) Deming regression plot for HPT/CTM HBV v2 versus CAP/CTM HBV v2 (n = 211);
(d) Deming regression plot for cobas 4800 HBV versus CAP/CTM HBV v2 (n = 231);
(e) Deming regression plot for cobas 4800 HBV versus HPS/CTM HBV v2 (n = 213);
(f) Deming regression plot for cobas 4800 HBV versus cobas 6800/8800 HBV (n = 245). CI, confidence interval.