Scimago Journal & Country Rank

Asian Journal of Gerontology and Geriatrics

Country China  - SIR icon SIR Ranking of China
6
H Index
Subject Area and CategoryMedicine
Geriatrics and Gerontology
Publisher Hong Kong Geriatrics Society and Hong Kong Association of Gerontology
Publication typeJournals
ISSN18191576
Coverage2012-2019
Scope The Asian Journal of Gerontology and Geriatrics (AJGG) is the official joint publication of the Hong Kong Geriatrics Society and Hong Kong Association of Gerontology. The AJGG publishes peer-reviewed English and Chinese articles representing the full range of medical, social, and rehabilitation sciences related to older people. The AJGG is committed to the improvement of practice, extension of knowledge, as well as development, promotion and dissemination of research findings in very broad fields of Gerontology and Geriatric Medicine. It also aims at providing linkages of regional and international research, education, and practice.

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Quartiles

The set of journals have been ranked according to their SJR and divided into four equal groups, four quartiles. Q1 (green) comprises the quarter of the journals with the highest values, Q2 (yellow) the second highest values, Q3 (orange) the third highest values and Q4 (red) the lowest values.

CategoryYearQuartile
Geriatrics and Gerontology2013Q4
Geriatrics and Gerontology2014Q4
Geriatrics and Gerontology2015Q4
Geriatrics and Gerontology2016Q4
Geriatrics and Gerontology2017Q4
Geriatrics and Gerontology2018Q4
Geriatrics and Gerontology2019Q4
SJR

The SJR is a size-independent prestige indicator that ranks journals by their 'average prestige per article'. It is based on the idea that 'all citations are not created equal'. SJR is a measure of scientific influence of journals that accounts for both the number of citations received by a journal and the importance or prestige of the journals where such citations come from It measures the scientific influence of the average article in a journal, it expresses how central to the global scientific discussion an average article of the journal is.

YearSJR
20130.103
20140.130
20150.152
20160.167
20170.120
20180.123
20190.108
Citations per document

This indicator counts the number of citations received by documents from a journal and divides them by the total number of documents published in that journal. The chart shows the evolution of the average number of times documents published in a journal in the past two, three and four years have been cited in the current year. The two years line is equivalent to journal impact factor ™ (Thomson Reuters) metric.

Cites per documentYearValue
Cites / Doc. (4 years)20120.000
Cites / Doc. (4 years)20130.143
Cites / Doc. (4 years)20140.300
Cites / Doc. (4 years)20150.265
Cites / Doc. (4 years)20160.614
Cites / Doc. (4 years)20170.396
Cites / Doc. (4 years)20180.286
Cites / Doc. (4 years)20190.244
Cites / Doc. (3 years)20120.000
Cites / Doc. (3 years)20130.143
Cites / Doc. (3 years)20140.300
Cites / Doc. (3 years)20150.265
Cites / Doc. (3 years)20160.514
Cites / Doc. (3 years)20170.400
Cites / Doc. (3 years)20180.229
Cites / Doc. (3 years)20190.114
Cites / Doc. (2 years)20120.000
Cites / Doc. (2 years)20130.143
Cites / Doc. (2 years)20140.300
Cites / Doc. (2 years)20150.185
Cites / Doc. (2 years)20160.375
Cites / Doc. (2 years)20170.269
Cites / Doc. (2 years)20180.200
Cites / Doc. (2 years)20190.158
Total Cites 
Self-Cites

Evolution of the total number of citations and journal's self-citations received by a journal's published documents during the three previous years.
Journal Self-citation is defined as the number of citation from a journal citing article to articles published by the same journal.

CitesYearValue
Self Cites20120
Self Cites20130
Self Cites20141
Self Cites20150
Self Cites20160
Self Cites20170
Self Cites20181
Self Cites20190
Total Cites20120
Total Cites20131
Total Cites20146
Total Cites20159
Total Cites201619
Total Cites201716
Total Cites20188
Total Cites20194
External Cites per Doc 
Cites per Doc

Evolution of the number of total citation per document and external citation per document (i.e. journal self-citations removed) received by a journal's published documents during the three previous years. External citations are calculated by subtracting the number of self-citations from the total number of citations received by the journal’s documents.

CitesYearValue
External Cites per document20120
External Cites per document20130.143
External Cites per document20140.250
External Cites per document20150.265
External Cites per document20160.514
External Cites per document20170.400
External Cites per document20180.200
External Cites per document20190.114
Cites per document20120.000
Cites per document20130.143
Cites per document20140.300
Cites per document20150.265
Cites per document20160.514
Cites per document20170.400
Cites per document20180.229
Cites per document20190.114
% International Collaboration

International Collaboration accounts for the articles that have been produced by researchers from several countries. The chart shows the ratio of a journal's documents signed by researchers from more than one country; that is including more than one country address.

YearInternational Collaboration
20120.00
20136.25
20140.00
20157.69
201611.11
20179.09
20187.69
20190.00
Citable documents 
Non-citable documents

Not every article in a journal is considered primary research and therefore "citable", this chart shows the ratio of a journal's articles including substantial research (research articles, conference papers and reviews) in three year windows vs. those documents other than research articles, reviews and conference papers.

DocumentsYearValue
Non-citable documents20120
Non-citable documents20132
Non-citable documents20145
Non-citable documents20157
Non-citable documents20168
Non-citable documents20177
Non-citable documents20187
Non-citable documents20197
Citable documents20120
Citable documents20137
Citable documents201420
Citable documents201534
Citable documents201637
Citable documents201740
Citable documents201835
Citable documents201935
Cited documents 
Uncited documents

Ratio of a journal's items, grouped in three years windows, that have been cited at least once vs. those not cited during the following year.

DocumentsYearValue
Uncited documents20120
Uncited documents20138
Uncited documents201421
Uncited documents201535
Uncited documents201632
Uncited documents201738
Uncited documents201837
Uncited documents201938
Cited documents20120
Cited documents20131
Cited documents20144
Cited documents20156
Cited documents201613
Cited documents20179
Cited documents20185
Cited documents20194
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