. Author manuscript; available in PMC: 2012 Jan 1.

Published in final edited form as: J Pediatr Endocrinol Metab. 2011;24(3-4):169–174. doi: 10.1515/jpem.2011.092

Table I.

25OHD Levels

Group	Mean 25OHD (ng/ml)	SD	Range 25OHD (ng/ml)	N
NF1	31.76	11.07	8–64	109
Control #1	34.65	12.21	10–92	109
Control #2	32.94	10.76	8–76	109
All Controls	33.79	11.52	8–92	218

(NF1=neurofibromatosis type 1, 25OHD=25-hydroxyvitamin D, SD=standard deviation).