Advertisement

Osteoporosis International

, Volume 23, Issue 9, pp 2399–2400 | Cite as

Variations in solar UVB doses and serum 25-hydroxyvitamin D concentrations may explain the worldwide variation in hip fracture incidence

  • W. B. GrantEmail author
Letter

Keywords

Multiple Sclerosis Pigment Skin Journal Literature Worldwide Variation Extra Calcium 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Notes

Conflicts of interest

I receive funding from the UV Foundation (McLean, VA), Bio-Tech Pharmacal (Fayetteville, AR), the Vitamin D Council (San Luis Obispo, CA), and the Vitamin D Society (Canada).

References

  1. 1.
    Kanis JA, Odén A, McCloskey EV et al (2012) A systematic review of hip fracture incidence and probability of fracture worldwide. Osteoporos Int. doi: 10.1007/s00198-012-1964-3
  2. 2.
    Bischoff-Ferrari HA, Willett WC, Wong JB et al (2009) Prevention of nonvertebral fractures with oral vitamin D and dose dependency: a meta-analysis of randomized controlled trials. Arch Intern Med 169:551–561PubMedCrossRefGoogle Scholar
  3. 3.
    Grant WB (2012) Ecological studies of the UVB–vitamin D–cancer hypothesis; review. Anticancer Res 32:223–236PubMedGoogle Scholar
  4. 4.
    Simpson S Jr, Blizzard L, Otahal P, Van der Mei I, Taylor B (2011) Latitude is significantly associated with the prevalence of multiple sclerosis: a meta-analysis. J Neurol Neurosurg Psychiatry 82:1132–1141PubMedCrossRefGoogle Scholar
  5. 5.
    Mohr SB, Garland CF, Gorham ED, Garland FC (2008) The association between ultraviolet B irradiance, vitamin D status and incidence rates of type 1 diabetes in 51 regions worldwide. Diabetologia 51:1391–1398PubMedCrossRefGoogle Scholar
  6. 6.
    Jablonski NG, Chaplin G (2000) The evolution of human skin coloration. J Hum Evol 39:57–106PubMedCrossRefGoogle Scholar
  7. 7.
    Hollis BW, Wagner CL (2011) Vitamin D requirements and supplementation during pregnancy. Curr Opin Endocrinol Diabetes Obes 18:371–375PubMedGoogle Scholar
  8. 8.
    Luxwolda MF, Kuipers RS, Kema IP, Janneke Dijck-Brouwer DA, Muskiet FA (2012) Traditionally living populations in East Africa have a mean serum 25-hydroxyvitamin D concentration of 115 nmol/l. Br J Nutr. doi: 10.1017/S0007114511007161 CrossRefGoogle Scholar
  9. 9.
    Ginde AA, Liu MC, Camargo CA Jr (2009) Demographic differences and trends of vitamin D insufficiency in the US population, 1988–2004. Arch Intern Med 169:626–632PubMedCrossRefGoogle Scholar
  10. 10.
    Benetou V, Orfanos P, Zylis D et al (2011) Diet and hip fractures among elderly Europeans in the EPIC cohort. Eur J Clin Nutr 65(1):132–139PubMedCrossRefGoogle Scholar
  11. 11.
    Moayyeri A (2008) The association between physical activity and osteoporotic fractures: a review of the evidence and implications for future research. Ann Epidemiol 18:827–835PubMedCrossRefGoogle Scholar

Copyright information

© International Osteoporosis Foundation and National Osteoporosis Foundation 2012

Authors and Affiliations

  1. 1.Sunlight, Nutrition, and Health Research CenterSan FranciscoUSA

Personalised recommendations