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Amyotrophic Lateral Sclerosis and Other Motor Neuron Disorders Volume 2, 2001 - Issue 3
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Research Article

Are the El Escorial and Revised El Escorial criteria for ALS reproducible? A study of inter-observer agreement

Raeburn B Forbes The Scottish Motor Neuron Disease Register, Ninewells Hospital and Medical School, Dundee, Scotland, UK
,
Shuna Colville The Scottish Motor Neuron Disease Register, Ninewells Hospital and Medical School, Dundee, Scotland, UK
&
Robert J Swingler The Scottish Motor Neuron Disease Register, Ninewells Hospital and Medical School, Dundee, Scotland, UK
Pages 135-138 | Published online: 10 Jul 2009

  • Brooks BR El Escortai World Federation of Neurology Criteria for the diagnosis of amyotrophic lateral sclerosis. J Neurol Sci 1994; 124(Suppl): 96-107.
  • Ross MA, Miller RG, Berchet L et al. The rhCNTF ALS Study Croup. Toward earlier diagnosis of amyotrophic lateral sclerosis. Revised criteria. Neurology 1998; 50: 768-772.
  • Chaudhuri KR, Crump S, Al-Sarraj S, Anderson V, Cavanagh J, Leigh PN. The validation of El Escorial criteria for the diagnosis of amyotrophic lateral sclerosis: a dinicopathological study. J Neurol Sci 1995; 129(Suppl): 11-15.
  • Chancellor AM, Slattery JM, Fraser H, Swingler RJ, Holloway SM, Warlow CP. The prognosis of adult-onset motor neuron disease: a prospective study based on the Scottish Motor Neuron Disease Register. J Neurol 1993; 240: 339-346.
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  • Fleiss JL, Cohen J. Large sample standard errors of kappa and weighted kappa. Psychol Bull 1969; 72: 323-327.
  • Bryan W, Hoagland R, Brooks BR, Harati Y, Parry GJ. Application of the El Escorial criteria for the diagnosis of ALS in clinical practice. 9th International Symposium on ALS/MND. Munich, Germany, 1998.
  • Traynor BJ, Codd MB, Corr B, Forde C, Frost E, Hardiman OM. Clinical features of amyotrophic lateral sclerosis according to the El Escorial and Airlie House diagnostic criteria: A population-based study. Arch Neurol 2000: 57; 1171-1176.
  • Davenport RJ, Swingler RJ, Chancellor AM, Warlow CP, on behalf of the Scottish Motor Neuron Disease Research Group. Avoiding false positives of motor neurone disease: lessons from the Scottish Motor Neuron Disease Register. J Neurol Neurosurg Psychiatry 1996; 60: 147-151.
  • MacLure M, Willett WC. Misinterpretation and misuse of kappa statistic. Am J Epidemiol 1987; 126: 161-169.
  • Ford HL, Johnson MH, Rigby AS. Variation between observers in classifying multiple sclerosis. J Neurol Neurosurg Psychiatry 1996; 61: 418.

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