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. Author manuscript; available in PMC: 2021 Apr 2.
Published in final edited form as: Mol Genet Metab. 2017 Aug 20;122(1-2):18–32. doi: 10.1016/j.ymgme.2017.08.006

Table 3.

Vitamin D status definitions as per the Endocrine Society [43].

Deficiency 25(OH)D below 20 ng/mL (50 nmol/L)
Insufficiency 21–29 ng/mL (52.5–72.5 nmol/L)
Sufficiency 30–100 ng/mL