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Table 1 Frequency of CD4+CD28- T cells in control group and in patients with RA

From: The expansion of CD4+CD28- T cells in patients with rheumatoid arthritis

Subjects CD4+CD28- T cells (%)a P
Control group 1.40 (0.1–3.4)  
Groups of RA patients   
   1) With limited joint manifestations 4.82 (3.71–10.95 0.001b
   2) With advanced joint involvement 7.05 (4.43–20.04) 0.005c
   3) With extra-articular manifestations 10.35 (4.19–36.60) 0.001c
  1. aMedian (range). bvs control group. cvs RA patients with limited joint manifestations.