Table 2.

Serum results

Serum Measurement	n	Normal/Optimal Range	Mean (±SD), 95% C.I.	Range	% in Normal Range, 95% C.I.
25(OH)D (nmol/L)	62	>75	86.6 (±37.8), 76.9 – 96.2	15 – 226	61%, 49 – 73%
Intact PTH (pmol/L)	53	1.6 – 6.9	4.4 (±2.4), 3.8 – 5.1	1.9 – 13.6	87%, 78 – 96%
Ionized calcium (mmol/L)	55	1.17 – 1.33	1.24 (±0.04), 1.23 – 1.25	1.08 – 1.34	96%, 91 – 100%
CTX-I (ng/L)	53	Men: 90 – 750 PreM. Women: 50 – 900 PostM. Women: 210 – 1100	263.6 (±145.2), 223.6 – 303.7	45.0 – 701.0	Men: 95%, 88 – 100% PreM. W: 100%, N/A PostM. W: 50%, 10 – 90%

PreM. = Pre-menopausal; PostM. = Post-menopausal