CD14 and rheumatoid arthritis: Although the median proportion of CD11b+CD14+ myeloid cells was higher in RA patients in comparison to controls, the difference was not significant (21.50 [3.70–36.93]% in RA group vs. (7.37 [1.35–14.40]% in control group, p = 0.132, Mann–Whitney test, Figure 1b).