Lips P. Worldwide status of vitamin D nutrition. J Steroid Biochem Mol Biol. 2010;121(1–2):297–300.
Feldman D, et al. The role of vitamin D in reducing cancer risk and progression. Nat Rev Cancer. 2014;14(5):342.
Behera KK, et al. Effect of vitamin D supplementation on thyroid autoimmunity among subjects of autoimmune thyroid disease in a coastal province of India: a randomized open-label trial. Nigerian Med J. 2020;61(5):237.
Memon S, Alam A, Iftikhar S. The frequency of vitamin D deficiency in chronic kidney disease and its relation with baseline mineral bone markers. JPMA. 2020;70(3):432–6.
Pettifor JM, Thandrayen K, Thacher TD. Vitamin D deficiency and nutritional rickets in children, in Feldman D, Pike JW, Adams J (eds): Vitamin D, ed 3. London: Elsevier; 2011. pp. 1107–28.
Akkermans MD, et al. Iron and vitamin D deficiency in healthy young children in Western Europe despite current nutritional recommendations. J Pediatr Gastroenterol Nutr. 2016;62(4):635–42.
Bahrami A, et al. High dose vitamin D supplementation is associated with a reduction in depression score among adolescent girls: a nine-week follow-up study. J Diet Suppl. 2018;15(2):173–82.
Kaddam IM, et al. Prevalence of vitamin D deficiency and its associated factors in three regions of Saudi Arabia: a cross-sectional study. Saudi Med J. 2017;38(4):381.
Carrillo-Vega MF, et al. Vitamin D deficiency in older adults and its associated factors: a cross-sectional analysis of the Mexican health and aging study. Arch Osteoporos. 2017;12(1):8.
Deplanque X, Wullens A, Norberciak L. Prevalence and risk factors of vitamin D deficiency in healthy adults aged 18-65 years in northern France. La Revue de Med Interne. 2017;38(6):368–73.
Chao Y-S, et al. Vitamin D status of Canadians employed in northern latitudes. Occup Med. 2013;63(7):485–93.
Wagner CL, Greer FR. Prevention of rickets and vitamin D deficiency in infants, children, and adolescents. Pediatrics. 2008;122(5):1142–52.
Greene-Finestone L, et al. 25-Hydroxyvitamin D in Canadian adults: biological, environmental, and behavioral correlates. Osteoporos Int. 2011;22(5):1389–99.
Sahota JK, Shaw N. Preventing vitamin D deficiency in children in the UK. Nurse Prescribing. 2014;12(12):596–602.
Smith S, et al. Space programs and space food systems. Nutritional Biochemistry of Space Flight. New York: Nova Science; 2009.
Mazahery H, von Hurst P. Factors affecting 25-hydroxyvitamin D concentration in response to vitamin D supplementation. Nutrients. 2015;7(7):5111–42.
Moon RJ, et al. Determinants of the maternal 25-hydroxyvitamin D response to vitamin D supplementation during pregnancy. J Clin Endocrinol Metab. 2016;101(12):5012–20.
Dixon T, et al. An overview of the prevalence of 25-hydroxy-vitamin D inadequacy amongst elderly patients with or without fragility fracture in the United Kingdom. Curr Med Res Opin. 2006;22(2):405–15.
Hollis BW, Wagner CL. The role of the parent compound vitamin D with respect to metabolism and function: why clinical dose intervals can affect clinical outcomes. J Clin Endocrinol Metab. 2013;98(12):4619–28.
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(2):373–8.
Lips P, et al. A global study of vitamin D status and parathyroid function in postmenopausal women with osteoporosis: baseline data from the multiple outcomes of raloxifene evaluation clinical trial. J Clin Endocrinol Metab. 2001;86(3):1212–21.
Shrewsbury V, et al. Transition to adult care in adolescent obesity: a systematic review and why it is a neglected topic. Int J Obes. 2014;38(4):475.
Rivera JÁ, et al. Childhood and adolescent overweight and obesity in Latin America: a systematic review. Lancet Diab Endocrinol. 2014;2(4):321–32.
McGill A, et al. Relationships of low serum vitamin D3 with anthropometry and markers of metabolic syndrome and diabetes in overweightand obesity. Obes Metab. 2009;6(4):52–3.
Pereira-Santos M, et al. Obesity and vitamin D deficiency: a systematic review and meta-analysis. Obes Rev. 2015;16(4):341–9.
Ford ES, et al. Concentrations of serum vitamin D and the metabolic syndrome among US adults. Diabetes Care. 2005;28(5):1228–30.
Patel JL, Goyal RK. Applications of artificial neural networks in medical science. Curr Clin Pharmacol. 2007;2(3):217–26.
Ivanović D, et al. ANN prediction of metabolic syndrome: a complex puzzle that will be completed. J Med Syst. 2016;40(12):264.
Hirose H, et al. Prediction of metabolic syndrome using artificial neural network system based on clinical data including insulin resistance index and serum adiponectin. Comput Biol Med. 2011;41(11):1051–6.
Khayyatzadeh SS, et al. High-dose vitamin D supplementation is associated with an improvement in several cardio-metabolic risk factors in adolescent girls: a nine-week follow-up study. Ann Clin Biochem. 2018;55(2):227–35.
Holick MF, et al. Evaluation, treatment, and prevention of vitamin D deficiency: an Endocrine Society clinical practice guideline. J Clin Endocrinol Metab. 2011;96(7):1911–30.
Delshad M, et al. Reliability and validity of the modifiable activity questionnaire for an Iranian urban adolescent population. Int J Prev Med. 2015;6:3.
Khorasanchi Z, et al. Passive smoking is associated with cognitive and emotional impairment in adolescent girls. J Gen Psychol. 2019;146(1):68–78.
Wen Z, Liao W, Chen S. Production of cellulase by Trichoderma reesei from dairy manure. Bioresour Technol. 2005;96(4):491–9.
Cybenko G. Approximation by superpositions of a sigmoidal function. Math Control Signals Syst. 1989;2(4):303–14.
Kupusinac A, Stokić E, Doroslovački R. Predicting body fat percentage based on gender, age and BMI by using artificial neural networks. Comput Methods Prog Biomed. 2014;113(2):610–9.
Zhao Y-Y, et al. Characterization of new nitrosamines in drinking water using liquid chromatography tandem mass spectrometry. Environ Sci Technol. 2006;40(24):7636–41.
Holick MF, et al. Guidelines for preventing and treating vitamin D deficiency and insufficiency revisited. J Clin Endocrinol Metab. 2012;97(4):1153–8.
Rahmaniyan M. Effects of race, geography, body habitus, diet, and exercise on vitamin D metabolism. In: Feldman D, Pike JW, Glorieux FH, editors. Vitamin D second edition. London: Elsevier Academic Press; 2005. p. 789–801.
Mo M, et al. A systematic review and meta-analysis of the response of serum 25-hydroxyvitamin D concentration to vitamin D supplementation from RCTs from around the globe. Eur J Clin Nutr. 2019;73:816–34.
Bhattacharyya MH, DeLuca HF. The regulation of rat liver calciferol-25-hydroxylase. J Biol Chem. 1973;248(9):2969–73.
Chen JS, et al. Hypovitaminosis D and parathyroid hormone response in the elderly: effects on bone turnover and mortality. Clin Endocrinol. 2008;68(2):290–8.
Isaia G, et al. Prevalence of hypovitaminosis D in elderly women in Italy: clinical consequences and risk factors. Osteoporos Int. 2003;14(7):577–82.
Aloia JF, et al. Vitamin D intake to attain a desired serum 25-hydroxyvitamin D concentration. Am J Clin Nutr. 2008;87(6):1952–8.
Talwar SA, et al. Dose response to vitamin D supplementation among postmenopausal African American women. Am J Clin Nutr. 2007;86(6):1657–62.
Fu L, et al. Common genetic variants of the vitamin D binding protein (DBP) predict differences in response of serum 25-hydroxyvitamin D [25 (OH) D] to vitamin D supplementation. Clin Biochem. 2009;42(10–11):1174–7.
Putman MS, et al. A randomized clinical trial of vitamin D supplementation in healthy adolescents. J Adolesc Health. 2013;52(5):592–8.
Rodríguez-Rodríguez E, et al. Vitamin D in overweight/obese women and its relationship with dietetic and anthropometric variables. Obesity. 2009;17(4):778–82.
Tamer G, et al. Is vitamin D deficiency an independent risk factor for obesity and abdominal obesity in women? Endokrynol Polska. 2012;63(3):196–201.
Vilarrasa N, et al. Low 25-hydroxyvitamin D concentrations in obese women: their clinical significance and relationship with anthropometric and body composition variables. J Endocrinol Investig. 2007;30(8):653–8.
Snijder MB, et al. Adiposity in relation to vitamin D status and parathyroid hormone levels: a population-based study in older men and women. J Clin Endocrinol Metab. 2005;90(7):4119–23.
Mutt SJ, et al. Inhibition of cytokine secretion from adipocytes by 1, 25-dihydroxyvitamin D3 via the NF-κB pathway. FASEB J. 2012;26(11):4400–7.
Mutt SJ, et al. Vitamin D and adipose tissue—more than storage. Front Physiol. 2014;5:228.
Vimaleswaran KS, et al. Causal relationship between obesity and vitamin D status: bi-directional Mendelian randomization analysis of multiple cohorts. Plos Med. 2013;10(2):e1001383.
Lee P, et al. Adequacy of vitamin D replacement in severe deficiency is dependent on body mass index. Am J Med. 2009;122(11):1056–60.
Heaney RP, et al. Human serum 25-hydroxycholecalciferol response to extended oral dosing with cholecalciferol. Am J Clin Nutr. 2003;77(1):204–10.
van Groningen L, et al. Cholecalciferol loading dose guideline for vitamin D-deficient adults. Eur J Endocrinol. 2010;162(4):805–11.
Zwart SR, et al. Response to vitamin D supplementation during Antarctic winter is related to BMI, and supplementation can mitigate Epstein-Barr virus reactivation. J Nutr. 2011;141(4):692–7.
Blum M, Dallal GE, Dawson-Hughes B. Body size and serum 25 hydroxy vitamin D response to oral supplements in healthy older adults. J Am Coll Nutr. 2008;27(2):274–9.
Salehpour A, et al. A 12-week double-blind randomized clinical trial of vitamin D 3 supplementation on body fat mass in healthy overweight and obese women. Nutr J. 2012;11(1):78.
Willett W, Hu F. Anthropometric measures and body composition. Nutr Epidemiol. 2013;15:213-240.
Seidell J, et al. Narrow hips and broad waist circumferences independently contribute to increased risk of non-insulin-dependent diabetes mellitus. J Intern Med. 1997;242(5):401–6.
Heitmann BL, Frederiksen P, Lissner L. Hip circumference and cardiovascular morbidity and mortality in men and women. Obes Res. 2004;12(3):482–7.
Pasco JA, et al. Behavioural and physical characteristics associated with vitamin D status in women. Bone. 2009;44(6):1085–91.
Sjöström CD, et al. Body compartment and subcutaneous adipose tissue distribution-risk factor patterns in obese subjects. Obes Res. 1995;3(1):9–22.
Nielsen S, et al. Splanchnic lipolysis in human obesity. J Clin Invest. 2004;113(11):1582–8.
Nafiu O, et al. Association of neck circumference and obesity status with elevated blood pressure in children. J Hum Hypertens. 2014;28(4):263.
Ben-Noun LL, Laor A. Relationship between changes in neck circumference and cardiovascular risk factors. Exp Clin Cardiol. 2006;11(1):14.
Capizzi M, et al. Wrist circumference is a clinical marker of insulin resistance in overweight and obese children and adolescents. Circulation. 2011;123(16):1757–62.
Wills S, Bhopal R. The challenges of accurate waist and hip measurement over clothing: pilot data. Obes Res Clin Pract. 2010;4(3):e239–44.
Jahangiri Noudeh Y, et al. Wrist circumference as a novel predictor of diabetes and prediabetes: results of cross-sectional and 8.8-year follow-up studies. J Clin Endocrinol Metab. 2013;98(2):777–84.
Autier P, et al. Vitamin D status and ill health: a systematic review. Lancet Diab Endocrinol. 2014;2(1):76–89.
Bolland MJ, et al. The effect of vitamin D supplementation on skeletal, vascular, or cancer outcomes: a trial sequential meta-analysis. Lancet Diab Endocrinol. 2014;2(4):307–20.
Tamez H, Thadhani RI. Vitamin D and hypertension: an update and review. Curr Opin Nephrol Hypertens. 2012;21(5):492–9.
Vimaleswaran KS, et al. Association of vitamin D status with arterial blood pressure and hypertension risk: a mendelian randomisation study. Lancet Diab Endocrinol. 2014;2(9):719–29.
Yuan W, et al. 1, 25-dihydroxyvitamin D3 suppresses renin gene transcription by blocking the activity of the cyclic AMP response element in the renin gene promoter. J Biol Chem. 2007;282(41):29821–30.
Sugden J, et al. Vitamin D improves endothelial function in patients with type 2 diabetes mellitus and low vitamin D levels. Diabet Med. 2008;25(3):320–5.
Schleithoff SS, et al. Vitamin D supplementation improves cytokine profiles in patients with congestive heart failure: a double-blind, randomized, placebo-controlled trial. Am J Clin Nutr. 2006;83(4):754–9.
Beveridge LA, et al. Effect of vitamin D supplementation on blood pressure: a systematic review and meta-analysis incorporating individual patient data. JAMA Intern Med. 2015;175(5):745–54.
Anselmino M, et al. A gluco-metabolic risk index with cardiovascular risk stratification potential in patients with coronary artery disease. Diab Vasc Dis Res. 2009;6(2):62–70.