Knowledge Mapping of Alzheimer’s Disease Research: A Scientometric Analysis

The paper explores the growth pattern of Alzheimer’s disease literature, published during 2014-2018. The data has been retrieved from the Web of Science database by using the keyword ‘Alzheimer’s Disease’. The downloaded articles were classified chronologically and transferred to a spreadsheet for the analysis as per the objectives of the study. The study results revealed that a total of 38936 publications were found out of which maximum publications (8355) were found in the year 2018 and the minimum 7192 publications were found in the year 2014. Mean relative growth rate of Alzheimer’s disease literature has shown exponential trend. Data set is well fitted with, Polynomial model (r2=.965), Linear (r2=.964) and Exponential (r2=.964). Among the top 10 sub-field, maximum 18426 research publications were on ‘Neuroscience’ sub-field and minimum 1119 research publications were on ‘Psychology’ sub-field. It is found that the University of California System affiliated with the highest number of publications i.e. 1823 (4.68%) of the total publications and University of California San Francisco affiliated with 624 publications positioned 10th place. secured 10th position with 624 publications. Among top 10 journals, International Journal of Alzheimer’s Disease (UK) published the highest number of publications with 2930 (7.53%) publications and Journal of Neurochemistry (Wiley, IF 4.87) published the lowest number of publications