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. Author manuscript; available in PMC: 2018 Dec 1.
Published in final edited form as: Endocrinol Metab Clin North Am. 2017 Sep 29;46(4):871–884. doi: 10.1016/j.ecl.2017.07.003

Table 3.

RDA and EAR estimates based on randomized clinical trials, 1000 bootstrapped samples from linear mixed effects model

Study population EAR
20 ng/ml		 EAR
30 ng/ml		 RDA
20 ng/ml		 RDA
30 ng/ml
ViDOS Caucasian, age>57 400 IU/d 800–1600 IU/d 800 IU/d (600 IU*) 1600 IU/d
ViDOS African American, age>57 0–400 IU/d 800 IU/d 800 IU/d 1600 IU/d
VitaDAS Caucasian, age 25–45 400 IU/d 800 IU/d 400 IU/d 2400 IU/d
VitaDAS African American, age 25–45 400 IU/d 1600 IU/d 1200* IU/d 2400 IU/d
ViDOS & VitaDAS Caucasian, young and old combined 0 IU/d 800 IU/d 800 IU/d 2400 IU/d
ViDOS & VitaDAS African Americans, young and old combined 0 IU/d 1600 IU/d 800 IU/d 2400 IU/d
*

Based on interpolation