Figure 2: Changes in serum levels of BAP and uNTx/Cr throughout 24 months of treatment. Note: data are means ± SD. BAP: bone-specific alkaline phosphatase; uNTx/Cr: urine N-telopeptide of type 1 collagen/creatinine; *: versus baseline, groups B and C; ∧: versus baseline and group C. ♦: group A, the standard-dose TU group; ■: group B, the low-dose TU group; ▲: group C, placebo group.