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Table 4 HIV-1 co-receptor prediction based on genotypic algorithm and its sensitivity and specificity in ART population

From: Co-receptor usage and prediction of v3 genotyping algorithms in hiv-1 subtype b' from paid blood donors experienced anti-retroviral therapy in chinese central province

Methods prediction HIV-1 co-receptor usage Consistency with phenotypic
  CCR5 (%) CXCR4 (%) sensitivity specificity
11/25 rule 28(65.1) 15(34.8) 54.6% 90.0%
WebPSSM 29(67.4) 14(32.6) 50.0% 90.0%
geno2pheno 15(34.8) 28(65.1) 68.2% 40%