Shyamal Kumar Das|Amar Kumar Misra|Biman Kanti Ray|Avijit Hazra|Malay Ghosal|Arijit Chaudhuri|Trishit Roy|Tapas Kumar Banerjee|Deepak Raut
Epidemiology of Parkinson disease in the city of Kolkata, India
Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences|Institute of Neurosciences Kolkata|Institute of Neurosciences Kolkata|Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences|Institute of Neurosciences Kolkata|Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences|Institute of Neurosciences Kolkata|Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences|Institute of Neurosciences Kolkata|Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences|Institute of Neurosciences Kolkata|Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences|Institute of Neurosciences Kolkata|Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences|Institute of Neurosciences Kolkata|Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences|Institute of Neurosciences Kolkata|Indian Statistical Institute|Institute of Post Graduate Medical Education and Research|National Neurosciences Centre|All India Institute of Hygiene and Public Health|Institute of Public Health|Bangur Institute of Neurosciences
welldesigned longitudinal study parkinson disease pd conducted india therefore planned determine prevalence incidence mortality rates pd city kolkata india stratified random sample doortodoor surveythis study undertaken 2003 2007 validated questionnaire team consisting 4 trained field workers 3 stages field workers screened cases later confirmed specialist doctor third stage movement disorders specialist undertook home visits reviewed surviving cases 1 year last screening information death collected verbal autopsy nested casecontrol study 13 also undertaken determine putative risk factors rates age adjusted world standard populationa total population 100802 screened ageadjusted prevalence rate pr average annual incidence rate 5285100000 571100000 per year respectively slum population showed significantly decreased pr age compared nonslum population adjusted average annual mortality rate 289100000 per year relative risk death 898 casecontrol study showed tobacco chewing protected hypertension increased pd occurrencethis study documented lower prevalence incidence pd compared caucasian oriental populations mortality rates comparable decreased agespecific pr among slum populations higher relative risk death need probing