Læknablaðið - 15.01.2004, Blaðsíða 36

FRÆÐIGREINAR / D-VITAMINBUSKAPUR
roxyvitamin D in older people. Metabolism 1999; 48:1028-32.
22. Holick MF, Matsuoka LY, Wortsman J. Age, vitamin D, and
solar ultraviolet radiation. Lancet 1989; 2:1104-5.
23. Need AG, Morris HA, Horowitz M, Nordin B. Effects of skin
thickness, age, body fat and sunlight on serum 25-hydroxy-
vitamin D. Am J Clin Nutr 1993; 58: 882-5.
24. Benucci A, Tommasi M, Fantappie B, Scardigli S, Ottanelli S,
Pratesi E, et al. Serum 25-hydroxyvitamin D levels in normal
subjects: seasonal variations and relationships with parathyroid
hormone and osteocalcin. J Nucl Biol Med 1993; 37: 77-82.
25. Brustad M, Sandanger T, Wilsgaard T, Aksnes L, Lund E.
Change in plasma levels of vitamin D after consumption of
cod-liver and fresh cod-liver oil as part of the traditional north
Norwegian fish dish „Molje“. Int J Circumpolar Health 2003;
62:40-53.
26. Byrne PM, Freaney R, McKenna MJ. Vitamin D supplemen-
tation in the elderly: review of safety and effectiveness of
different regimes. Calcif Tissue Int 1995; 56: 518-20.
27. Chapuy MC, Arlot ME, Duboeuf F. Vitamin D3 and calcium
to prevent hip fractures in elderly women. N Engl J Med 1992;
327:1637-42.
28. Chapuy MC, Preziosi P, Maamer M, Arnaud S, Galan P,
Hercberg S, et al. Prevalence of vitamin D insufficiency in an
adult normal population. Osteoporos Int 1997; 7:439-43.
29. McKenna MJ. Differences in vitamin D status between count-
ries in young and the elderly. Am J Med 1992; 93: 69-77.
30. Webb AR, Kline L, Holick MF. Influence of season and
latitude on the cutaneous synthesis of vitamin D3: exposure to
winter sunlight in Boston and Edmonton will not promote
vitamin D3 synthesis in human skin. J Clin Endocrinol Metab
1988; 67: 373-8.
31. Chen TC. Photobiology of Vitamin D. In: Holick MF, ed. Vita-
min D: Physiology, Molecular Bilogy, and Clinical Applica-
tions. New Jersey: Humana Press; 1999:28.
32. Need AG, Horowitz M, Morris HA, Nordin BEC. Vitamin D
status: effects on parathyroid hormone and 1,25-dihydroxy-
vitamin D in postmenopausal women. Am J Clin Nutr 2000;
71:1577-81.
33. Sigurðsson G, Franzson L, Þorgeirsdóttir H, Steingrímsdóttir
L. D-vítamínhagur og árstíðabundnar sveiflur í ýmsum aldurs-
hópum kvenna á íslandi. Læknablaðið 1999; 85: 398-404.
34. Meunier PJ. Vitamin D insufficiency: reappraisal of its defini-
tion threshold and bone consequences. In: Burckhardt P,
Dawson-Hughes B, Heaney RP, eds. Nutritional Aspects of
Osteoporosis. London: Academic Press; 2001:167-72.
35. Chapuy MC, Arlot ME, Delmas PD, Meunier PJ. Effect of
calcium and cholecalciferol treatment for three years on hip
fractures in elderly women. Br Med J 1994; 308:1081-2.
36. Dawson-Hughes B, Harris SS, Krall EA, Dallal GE. Effect of
calcium and vitamin D supplementation on bone density in
men and women 65 years of age or older. N Engl J Med 1997;
337: 670-6.
37. Lips P, Chapuy MC, Dawson-Hughes B, Pols HAP, Holick MF.
An international comparison of serum 25-hydroxyvitamin D
measurements. Osteoporos Int 1999; 9: 394-7.
38. Bates CJ, Carter GD, Mishra GD, O'Shea D, Jones J, Prentice
A. In a population study, can parathyroid hormone aid the
definition of adequate vitamin D status? A study of people
aged 65 years and over from the British National Diet and
Nutrition Survey. Osteoporos Int 2003; 14:152-9.
39. Parfitt AM. The evolution of vitamin D-related bone disease:
the importance of an early stage of increased bone turnover
without impaired mineralization. In: Burckhardt P, Dawson-
Hughes B, Heaney RP, eds. Nutritional Aspects of Osteopo-
rosis. London: Academic Press; 2001: 197-208.
40. Lehtonen-Veromaa MKM, Möttönen TT, Nuotio IO, Irjala
KMA, Leino AE, Viikari JSA. Vitamin D and attainment of
peak bone mass among peripubertal Finnish girls: a 3-y pro-
spective study. Am J Clin Nutr 2002; 76:1446-53.
41. Vieth R. Would prehistoric human 25-hydroxyvitamin D
concentrations be beneficial, and how much vitamin D do we
need to ensure desirable nutritional targets. In: Burckhardt P,
Dawson-Hughes B, Heaney RP, eds. Nutritional Aspects of
Osteoporosis. London: Academic Press; 2001:173-96.
42. Feskanich D, Willett WC, Colditz GA. Calcium, vitamin D,
milk consumption, and hip fractures: a prospective study
among postmenopausal women. Am J Clin Nutr 2003; 77:504-
11.
43. Thomas MK, Lloyd-Jones DM, Thadhani RI, Shaw AC,
Deraska DJ, Kitch BT, et al. Hypovitaminosis D in medical
inpatients. N Engl J Med 1998; 338: 777-83.
44. Vieth R, Chan PCR, MacFarlane GD. Efficacy and safety of
vitamin D3 intake exceeding the lowest observed adverse
effect level. Am J Clin Nutr 2001; 73: 288-94.
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