Table 1

 Laboratory data at baseline and during follow up

AP (U/l) (250–850)*PICP (μg/l) (38–202)*ICTP (μg/l) (1.6–4.6)*OC (μg/l) (1–11)*Ca (mmol/l) (2.2–2.65)*Pi (mmol/l) (1.2–1.8)*
*Normal range.
AP, alkaline phosphatase; PICP, procollagen type I C-peptide; ICTP, type I collagen carboxy terminal telopeptide; OC, osteocalcin; Pi, phosphate.
Baseline5562.421.46
1 Month6298401381.5
8 Months64915.6136.6
12 Months64072613.8112.7