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. 2011 Aug 12;6(8):e23550. doi: 10.1371/journal.pone.0023550

Figure 4. (A) The concentration of HCV core antigen in serum were highly correlated with HCV RNA level in both HIV-noninfected CHC (△)and HIV-infected CHC (▽) patients and (B) ratio of serum HCV viral load to HCV core antigen concentration was significantly higher in HIV-noninfected CHC (a,△) than HIV-infected CHC (b,◊) patients.

Figure 4

Spearman's rank-correlation and Mann-Whitney U-tests were performed in (A) and (B) separately. Single asterisk (*) indicate P values below 0.05 and triple asterisks (***) indicate P values below 0.001.