A Transmembrane Polymorphism of Fcγ Receptor IIb Is Associated with Kidney Deficiency Syndrome in Rheumatoid Arthritis

Table 2

Characteristics of disease activity in RA patients.

	No kidney deficiency	Kidney deficiency
Tender joint counts (0–28 scale)
Swollen joint counts (0–28 scale)
ESR (mm/h)
C-reactive protein (mg/L)
DAS28 (ESR) scores

Data are means (SD).
Significant () difference between RA patients with kidney deficiency and no kidney deficiency.