• 1
    Symmons DP. Epidemiology of rheumatoid arthritis: determinants of onset, persistence and outcome. Best Pract Res Clin Rheumatol 2002; 16: 70722.
  • 2
    Andjelkovic Z, Vojinovic J, Pejnovic N, Popovic M, Dujic A, Mitrovic D, et al. Disease modifying and immunomodulatory effects of high dose 1 alpha (OH) D3 in rheumatoid arthritis patients. Clin Exp Rheumatol 1999; 17: 4536.
  • 3
    Cantorna MT, Hayes CE, DeLuca HF. 1,25-dihydroxycholecalciferol inhibits the progression of arthritis in murine models of human arthritis. J Nutr 1998; 128: 6872.
  • 4
    Folsom AR, Kaye SA, Prineas RJ, Potter JD, Gapstur SM, Wallace RB. Increased incidence of carcinoma of the breast associated with abdominal adiposity in postmenopausal women. Am J Epidemiol 1990; 131: 794803.
  • 5
    Mikuls TR, Cerhan JR, Criswell LA, Merlino L, Mudano AS, Burma M, et al. Coffee, tea, and caffeine consumption and risk of rheumatoid arthritis: results from the Iowa Women's Health Study. Arthritis Rheum 2002; 46: 8391.
  • 6
    Criswell LA, Merlino LA, Cerhan JR, Mikuls TR, Mudano AS, Burma M, et al. Cigarette smoking and the risk of rheumatoid arthritis among postmenopausal women: results from the Iowa Women's Health Study. Am J Med 2002; 112: 46571.
  • 7
    Cerhan JR, Saag KG, Criswell LA, Merlino LA, Mikuls TR. Blood transfusion, alcohol use, and anthropometric risk factors for rheumatoid arthritis in older women. J Rheumatol 2002; 29: 24654.
  • 8
    Willett WC, Sampson L, Browne ML, Stampfer MJ, Rosner B, Hennekens CH, et al. The use of a self-administered questionnaire to assess diet four years in the past. Am J Epidemiol 1988; 127: 18899.
  • 9
    Cox D. Regression models and life tables (with discussion). J R Stat Soc B 1972; 34: 187220.
  • 10
    Willett WC, Howe GR, Kushi LH. Adjustment for total energy intake in epidemiologic studies. Am J Clin Nutr 1997; 65 Suppl 4: 1220S8S; discussion 1229S–31S.
  • 11
    Morabia A, Bernstein MS, Antonini S. Smoking, dietary calcium and vitamin D deficiency in women: a population-based study. Eur J Clin Nutr 2000; 54: 6849.
  • 12
    Hewison M, Riordan JLH. Immunomodulatory and cell differentiation effects of vitamin D. In: FeldmanD, editor. Vitamin D. San Diego: Academic Press; 1997. p. 44762.
  • 13
    Manolagas SC, Werntz DA, Tsoukas CD, Provvedini DM, Vaughan JH. 1,25-dihydroxyvitamin D3 receptors in lymphocytes from patients with rheumatoid arthritis. J Lab Clin Med 1986; 108: 596600.
  • 14
    Inaba M, Yukioka K, Furumitsu Y, Murano M, Goto H, Nishizawa Y, et al. Positive correlation between levels of IL-1 or IL-2 and 1,25(OH)2D/25-OH-D ratio in synovial fluid of patients with rheumatoid arthritis. Life Sci 1997; 61: 97785.
  • 15
    Adams JS. Extrarenal production and action of active vitamin D metabolites in human lymphoproliferative diseases. In: FeldmanD, editor. Vitamin D. San Diego: Academic Press; 1997. p. 90321.
  • 16
    Arnett FC, Edworthy SM, Bloch DA, McShane DJ, Fries JF, Cooper NS, et al. The American Rheumatism Association 1987 revised criteria for the classification of rheumatoid arthritis. Arthritis Rheum 1988; 31: 31524.