• 1
    Gonzalez-Gay MA, Garcia-Porrua C. Epidemiology of the vasculitides. Rheum Dis Clin North Am 2001; 27: 72949.
  • 2
    Hunder GG. Vasculitis: diagnosis and therapy. Am J Med 1996; 100 Suppl 2A: 37S45.
  • 3
    Harper L, Savage CO. Leukocyte-endothelial interactions in antineutrophil cytoplasmic antibody-associated systemic vasculitis. Rheum Dis Clin North Am 2001; 27: 887903.
  • 4
    Brons RH, Kallenberg CG, Tervaert JW. Are antineutrophil cytoplasmic antibody-associated vasculitides pauci-immune? Rheum Dis Clin North Am 2001; 27: 83348.
  • 5
    Hunder GG. The use and misuse of classification and diagnostic criteria for complex diseases. Ann Intern Med 1998; 129: 4178.
  • 6
    Rao JK, Allen NB, Pincus T. Limitations of the 1990 American College of Rheumatology classification criteria in the diagnosis of vasculitis. Ann Intern Med 1998; 129: 34552.
  • 7
    Hunder GG, Arend WP, Bloch DA, Calabrese LH, Fauci AS, Fries JF, et al. The American College of Rheumatology 1990 criteria for the classification of vasculitis. Arthritis Rheum 1990; 33: 10657.
  • 8
    Jennette JC, Falk RJ, Andrassy K, Bacon PA, Churg J, Gross WL, et al. Nomenclature of systemic vasculitides: proposal of an international consensus conference. Arthritis Rheum 1994; 37: 18792.
  • 9
    Haugeberg G, Bie R, Bendvold A, Larsen AS, Johnsen V. Primary vasculitis in a Norwegian community hospital: a retrospective study. Clin Rheumatol 1998; 17: 3648.
  • 10
    Watts RA, Lane SE, Bentham G, Scott DG. Epidemiology of systemic vasculitis: a ten-year study in the United Kingdom. Arthritis Rheum 2000; 43: 4149.
  • 11
    Gonzalez-Gay MA, Garcia-Porrua C. Systemic vasculitis in adults in northwestern Spain, 1988–1997: clinical and epidemiologic aspects. Medicine (Baltimore) 1999; 78: 292308.
  • 12
    González-Gay MA, Alonso MD, Agüero JJ, Bal M, Fernandez-Camblor B, Sanchez-Andrade A. Temporal arteritis in a northwestern area of Spain: study of 57 biopsy proven patients. J Rheumatol 1992; 19: 27780.
  • 13
    Dababneh A, González-Gay MA, García-Porrúa C, Hajeer A, Thomson W, Ollier W. Giant cell arteritis and polymyalgia rheumatica can be differentiated by distinct patterns of HLA class II association. J Rheumatol 1998; 25: 21405.
  • 14
    Gonzalez-Gay MA, Garcia-Porrua C, Vazquez-Caruncho M, Dababneh A, Hajeer A, Ollier WER. The spectrum of polymyalgia rheumatica in northwestern Spain: incidence and analysis of variables associated with relapse in a ten year-study. J Rheumatol 1999; 26: 132632.
  • 15
    Feller W. On the Kolmogorov-Smirnov theorems for empirical distributions. Ann Math Stat 1948; 19: 17789.
  • 16
    Box GEP, Jenkins GJ. Time series analysis: forecasting and control. Oakland (CA): Holden-Day; 1976. p. 575.
  • 17
    Lightfoot RW Jr, Michel AB, Bloch DA, Hunder GG, Zvailfer NJ, McShane DJ, et al. The American College of Rheumatology 1990 criteria for the classification of polyarteritis nodosa. Arthritis Rheum 1990; 33: 108893.
  • 18
    Masi AT, Hunder GG, Lie JT, Michel BA, Bloch DA, Arend WP, et al. The American College of Rheumatology 1990 criteria for the classification of Churg Strauss syndrome (allergic granulomatosis and angiitis). Arthritis Rheum 1990; 33: 1094100.
  • 19
    Leavitt RY, Fauci AS, Bloch DA, Michel BA, Hunder GG, Arend WP, et al. The American College of Rheumatology 1990 criteria for the classification of Wegener's granulomatosis. Arthritis Rheum 1990; 33: 11017.
  • 20
    Scott DGI, Bacon PA, Elliott PJ, Tribe CR, Wallington CB: Systemic vasculitis in district general hospital 1972–80: clinical and laboratory features, classification and prognosis of 80 cases. Q J Med 1982; 203: 292311.
  • 21
    Tidman M, Olander R, Svalender C, Danielsson D. Patients hospitalised because of small vessel vasculitides with renal involvement in the period 1875–95: organ involvement, anti-neutrophil cytoplasmic antibodies patterns, seasonal attack rates and fluctuation of annual frequencies. J Intern Med 1998; 244: 13341.
  • 22
    Reinhold-Keller E, Zeidler A, Gutfleisch J, Peter HH, Raspe HH, Gross WL. Giant cell arteritis is more prevalent in urban than in rural populations: results of an epidemiological study of primary systemic vasculitides in Germany. Rheumatology (Oxford) 2000; 39: 1396402.
  • 23
    Kurland LT, Chuang TY, Hunder GG. The epidemiology of systemic arteritis. In: LawrenceRC, ShulmanLE, editors. The epidemiology of the rheumatic disease. New York: Gower Publishing; 1984. p. 196205.
  • 24
    Andrews M, Edmonds M, Campbell A, Walls J, Feehally J. Systemic vasculitis in the 1980s: is there an increasing incidence of Wegener's granulomatosis and microscopic polyarteritis? J R Coll Physicians Lond 1990; 24: 2848.
  • 25
    Koldingsnes W, Nossent H. Epidemiology of Wegener's granulomatosis in northern Norway. Arthritis Rheum 2000; 43: 24817.
  • 26
    Watts RA, Lane SE, Scott DG, Koldingsnes W, Nossent H, Gonzalez-Gay MA, et al. Epidemiology of vasculitis in Europe. Ann Rheum Dis 2001; 60: 11567.
  • 27
    Lanham JG, Elkon KB, Pusey CD, Hughes GR. Systemic vasculitis with asthma and eosinophilia: a clinical approach to the Churg-Strauss syndrome. Medicine (Baltimore) 1984; 63: 6581.
  • 28
    Hoffman GS, Kerr GS, Leavitt RY, Hallahan CW, Lebovics RS, Travis WD, et al. Wegener's granulomatosis: an analysis of 158 patients. Ann Intern Med 1992; 116: 48898.
  • 29
    Watts RA, Gonzalez-Gay MA, Lane SE, Garcia-Porrua C, Bentham G, Scott DG. Geoepidemiology of systemic vasculitis: comparison of the incidence in two regions of Europe. Ann Rheum Dis 2001; 60: 1702.
  • 30
    Duna GF, Cotch MF, Galperin C, Hoffman DB, Hoffman GS. Wegener's granulomatosis: role of environmental exposures. Clin Exp Rheumatol 1998; 16: 66974.
  • 31
    Abdou NI, Kullman GJ, Hoffman GS, Sharp GC, Specks U, McDonald T, et al. Wegener's granulomatosis: survey of 701 patients in North America: changes in outcome in the 1990s. J Rheumatol 2002; 29: 30916.
  • 32
    Guillevin L, Durand-Gasselin B, Cevallos R, Gayraud M, Lhote F, Callard P, et al. Microscopic polyangiitis: clinical and laboratory findings in eighty-five patients. Arthritis Rheum 1999; 42: 42130.