. Author manuscript; available in PMC: 2011 Oct 6.

Published in final edited form as: J Musculoskelet Med. 2009 Oct;26(10):389–396.

Table 1.

Normative values for laboratory tests for vitamin D deficiency

Test	Normal range^a
Serum 25(OH)D level	30 – 8O ng/mL
Serum albumin level	3.3 – 4.7 g/dL
Serum alkaline phosphatase level	35 – 130 U/L
Serum calcium level	8.5 – 10.2 mg/dL
Serum creatinine level	0.6 – 1.3 mg/dL
Serum parathyroid hormone level	14 – 72 pg/mL
Serum phosphorus level	2.5 – 4.5 mg/dL
24-hour urine calcium level	100 – 300 mg
Estimated glomerular filtration rats^b	60 – 120 mL/min/1.73 m²

25(OH)D, 25-hydroxyvitamin D.

Valuse reported for adults only.

Multiply result by 1.21 for African Americans.