Survival and clinical features in Hispanic amyotrophic lateral sclerosis patients

References

• Mills KR. The natural history of central motor abnormalities in amyotrophic lateral sclerosis. Brain. 2003;126:2558–66.
   PubMed Web of Science ®Google Scholar
• Toft MH, Gredal O, Pakkenberg B. The size distribution of neurons in the motor cortex in amyotrophic lateral sclerosis. J Anat. 2005;207:399–407.
   PubMed Web of Science ®Google Scholar
• Ringel SP, Murphy JR, Alderson MK, Bryan W, England JD, Miller RG, . Natural history of amyotrophic lateral sclerosis. Neurology. 1993;43:1316–22.
   PubMed Web of Science ®Google Scholar
• Chio A, Mora G, Calvo A, Mazzini L, Bottacchi E, Mutani R, . Epidemiology of ALS in Italy: a 10-year prospective population-based study. Neurology. 2009;72:725–31.
   PubMed Web of Science ®Google Scholar
• Forbes RB, Colville S, Parrat J, Swingler RJ. The incidence of motor neuron disease in Scotland. J Neurol. 2007;254: 866–9.
   PubMed Web of Science ®Google Scholar
• O'Toole O, Traynor BJ, Brennan P, Sheehan C, Frost E, Corr B, . Epidemiology and clinical features of amyotrophic lateral sclerosis in Ireland between 1995 and 2004. J Neurol Neurosurg Psychiatry. 2007;79:30–2.
   PubMed Web of Science ®Google Scholar
• Zaldivar T, Gutierrez J, Lara G, Carbonara M, Logroscino G, Hardiman O. Reduced frequency of ALS in an ethnically mixed population: a population based mortality study. Neurology. 2009;72:1640–5.
   PubMed Web of Science ®Google Scholar
• Vazquez MC, Ketzoián C, Legnani C, Rega I, Sanchez N, Perna A, . Incidence and prevalence of amyotrophic lateral sclerosis in Uruguay: a population based study. Neuroepidemiology. 2008;30:105–11.
   PubMed Web of Science ®Google Scholar
• Cronin S, Hardiman O, Traynor BJ. Ethnic variation in the incidence of ALS: a systematic review. Neurology. 2007; 68:1002–7.
   PubMed Web of Science ®Google Scholar
• Brooks BR, Miller RG, Swash M, Munsat TL; World Federation of Neurology Research Group on Motor Neuron Disease. El Escorial revisited: revised criteria for the diagnosis of amyotrophic lateral sclerosis. Amyotroph Lateral Scler Other Motor Neuron Disord. 2000;1:293–9.
   PubMed Web of Science ®Google Scholar
• John J. Grading of muscle power: comparison of MRC and analogous scales by physiotherapists. Int J Rehab Res. 1984; 7:173–91.
   PubMed Web of Science ®Google Scholar
• Kaufmann P, Ley G, Thompson JL, Delbene ML, Battista V, Cordon PH, . The ALSFRS-R predicts survival time in an ALS clinic population. Neurology. 2005; 64:39–43.
   Web of Science ®Google Scholar
• Grambsch PM, Therneau TM. Proportional hazards tests and diagnostics based on weighted residuals. Biometrika. 1994;81:515–26.
   Web of Science ®Google Scholar
• Socioeconomic regions 2005 (Internet). Mexico City; National Institute of Statistics, Geography and Informatics of Mexico (INEGI); 2010 (cited 2010 Nov 01). Available from http://jweb.inegi.gob.mx/niveles/jsp/index.jsp?
   Google Scholar
• Frenk J, Duran-Arenas ML, Vazquez-Segovia A, Garcia C, Vazquez D. Los Medicos en Mexico, 1970–1990. Salud Pública Méx. 1995;37:19–30.
   PubMed Web of Science ®Google Scholar
• Martinez HR, Rangel-Guerra RA, Marfil-Rivera A, Muñiz CE, Sagastegui A. Cost of stroke in Mexico. J Stroke Cerebrovasc Dis. 1995;5:244–7.
   Google Scholar
• Mexican Population 2005–2050 (Internet). Mexico City; National Population Council (CONAPO); 2010 (cited 2010 Nov 03). Available from http://www.conapo.gob.mx/index.php?option=com_content&view=article&id=36&Itemid=234
   Google Scholar
• Neurologist Directory (Internet). Monterrey, Mexico; Mexican Neurology Association (AMN); 2010 (cited 2010 Nov 01). Available from http://www.neurologia.org.mx/directorioNeurologico2.php?id_operacion=1&ESTADO=NUEVO%20LEON
   Google Scholar
• Silva-Zolezzi I, Hidalgo-Miranda A, Estrada-Gil J, Fernandez-Lopez JC, Uribe-Figueroa L, Contreras A, . Analysis of genomic diversity in Mexican Mestizo populations to develop genomic medicine in Mexico. Proc Natl Acad Sci U S A. 2009;106:8611–6.
   PubMed Web of Science ®Google Scholar
• Logroscino G, Traynor BJ, Hardiman O, Chio A, Couratier P, Mitchell JD, . Descriptive epidemiology of amyotrophic lateral sclerosis: new evidence and unsolved issues. J Neurol Neurosurg Psychiatry. 2008;79:6–11.
   PubMed Web of Science ®Google Scholar
• Kahana E, Alter M, Feldman S. Amyotrophic lateral sclerosis: a population study. J Neurol. 1976;212:205–13.
   PubMedGoogle Scholar
• Potemkowski A, Honczarenko K, Fabian A. Clinical course and epidemiological analysis of amyotrophic lateral sclerosis in Szczecin, 1986–1995. Neurol Neurochir Pol. 1999;33:71–8.
   Google Scholar
• Forsgren L, Almay BG, Holmgren G, Wall S. Epidemiology of motor neuron disease in northern Sweden. Acta Neurol Scand. 1983;68:20–9.
   PubMed Web of Science ®Google Scholar
• Zoccolella S, Beghi E, Palagano G, Fraddosio A, Guerra V, Samarelli V, . Analysis of survival and prognostic factors in amyotrophic lateral sclerosis: a population based study. J Neurol Neurosurg Psychiatry. 2008;79:33–7.
   PubMed Web of Science ®Google Scholar
• World Health Statistics 2010. Part II. Global health indicators. France: WHO Library Cataloguing-in-Publication Data; 2010. 45–54. Available from http://www.who.int/whosis/whostat/EN_WHS10_Full.pdf
   Google Scholar
• OECD Health Data 2010. How does Mexico compare? OECD; 2010 June. Available from http://www.oecd.org/health/healthdata
   Google Scholar
• Population pyramid 2005 (Internet). Mexico City; National Institute of Statistics, Geography and Informatics of Mexico (INEGI); 2010 (cited 2010 Nov 03). Available from http://www.inegi.org.mx/Sistemas/temasV2/contenido/DemyPob/epobla28.asp?s=est&c=17509
   Google Scholar
• 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;240:339–46.
   Google Scholar
• Traynor BJ, Codd MB, Corr B, Forde C, Frost E, Hardiman OM. Clinical features of amyotrophic lateral sclerosis according to El Escorial and Airlie House diagnostic criteria: a population based study. Arch Neurol. 2000;57:1171–6.
   PubMed Web of Science ®Google Scholar
• Chio A, Mora G, Leone M, Mazzini L, Cocito D, Giordano MT. Early symptom progression rate is related to ALS outcome. A prospective population based study. Neurology. 2002;59:99–103.
   PubMed Web of Science ®Google Scholar
• del Aguila MA, Longstreth WT, McGuire JV, Koepsell TD, vanBelle G. Prognosis in amyotrophic lateral sclerosis: a population based study. Neurology. 2003;60:813–9.
   PubMed Web of Science ®Google Scholar
• Millul A, Beghi E, Logroscino G, Micheli A, Vitelli E, Zardi A. Survival of patients with amyotrophic lateral sclerosis in a population based registry. Neuroepidemiology. 2005;25:114–9.
   PubMed Web of Science ®Google Scholar