CD4 and systemic lupus erythematosus: Notably, the glucose metabolism of CD4+ T cells in SLE‐MS groups was strongly positively correlated with SLEDAI‐2K (both p < 0.001; r = 0.91 and 0.96) and proliferation capacity (both p < 0.001; r = 0.76 and 0.82) (Figure 3I).