Table 1.

Baseline clinical characteristics of all patients (n = 441)

	Basal
Age (years)	67.20 ± 0.50
Body mass index (kg/m2)	24.55 ± 0.18
Serum calcium (mg/dl)	9.36 ± 0.02
Urinary calcium (mg/24 h)	171.30 ± 5.20
Serum phosphate (mg/dl)	3.97 ± 0.03
25(OH) vitamin D (ng/ml)	32.04 ± 1.00
iPTH (pg/ml)	51.00 ± 3.11
tAP (IU/L)	59.70 ± 1.36
BGP (ng/ml)	17.02 ± 0.98
s-CTX (ng/l)	331.10 ± 16.03
Lumbar spine BMD [g/cm2; T-score]	0.859 ± 0.005; -2.75 ± 0.04
Femoral neck BMD [g/cm2; T-score]	0.718 ± 0.004; -2.29 ± 0.04
Total hip BMD [g/cm2; T-score]	0.747 ± 0.005; -2.17 ± 0.05