Table 2. Serum concentrations of 25(OH)D, PTH, calcium, phosphorus, and alkaline phosphatase of patients with juvenile idiopathic arthritis.
Data are reported as means ± SD for 30 patients in each group. JIA = juvenile idiopathic arthritis; 25(OH)D = 25-hydroxyvitamin D; PTH = parathormone. *P < 0.05 compared to control group (Student t-test).