Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Frequency distribution of the IgM antibody titers against SSPA in the sample. Group A, individuals with prosthesis and staphylococcal infection (n = 29); group B, controls with prosthesis and no history of infection (n = 34); group C, controls with no prosthesis and no history of infection (n = 27). The vertical dark bars indicate an IgM antibody titer against SSPA of 0.35 EU (cutoff). The horizontal curves indicate Kernel density plots.
