Table 1.

Biochemical values.

Serum level	Initial result	After 3 months' treatment
25-hydroxyvitamin D, nmol/l (normal range: 25–120 nmol/l)	17	39
Parathyroid hormone, pmol/l (normal range: 1.60–6.90 pmol/l)	9.30	5.60
Corrected calcium, mmol/l (normal range: 2.15–2.55 mmol/l)	2.16	2.25