PTH and Behcet disease: The analysis revealed a significant inverse correlation between BD and P (r = -0.81; p = 0.002) (Figure 4A), ALP (r= -0.69, p = 0.01) (Figure 4B), PTH (r = -0.83, p = 0.01) (Figure 4C), OS/BS (r = -0.70; p = 0.02) (Figure 4D), and Ob.S/BS (r = -0.70; p = 0.02) (Figure 4E).