Scimago Journal & Country Rank

International Journal of Gerontologyopen access

Country Taiwan  - SIR icon SIR Ranking of Taiwan
10
H Index
Subject Area and CategoryMedicine
Geriatrics and Gerontology
PublisherElsevier Taiwan
Publication typeJournals
ISSN18739598
Coverage2007-ongoing
Scope The International Journal of Gerontology is the journal with intention to explore and clarify the medical science and philosophy in geriatric fields, especially those in the emergency and critical care medicine. The scientific information published here is grounded on clinical cases, statistic evidence of original studies, and accumulation of medical knowledge, humanistic ethics and basic researches.

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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 Gerontology2008Q4
Geriatrics and Gerontology2009Q3
Geriatrics and Gerontology2010Q4
Geriatrics and Gerontology2011Q4
Geriatrics and Gerontology2012Q4
Geriatrics and Gerontology2013Q3
Geriatrics and Gerontology2014Q3
Geriatrics and Gerontology2015Q3
Geriatrics and Gerontology2016Q3
Geriatrics and Gerontology2017Q4
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
20080.140
20090.149
20100.144
20110.160
20120.160
20130.202
20140.241
20150.254
20160.231
20170.215
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)20070.000
Cites / Doc. (4 years)20080.375
Cites / Doc. (4 years)20090.286
Cites / Doc. (4 years)20100.192
Cites / Doc. (4 years)20110.345
Cites / Doc. (4 years)20120.317
Cites / Doc. (4 years)20130.503
Cites / Doc. (4 years)20140.569
Cites / Doc. (4 years)20150.535
Cites / Doc. (4 years)20160.471
Cites / Doc. (4 years)20170.518
Cites / Doc. (3 years)20070.000
Cites / Doc. (3 years)20080.375
Cites / Doc. (3 years)20090.286
Cites / Doc. (3 years)20100.192
Cites / Doc. (3 years)20110.313
Cites / Doc. (3 years)20120.303
Cites / Doc. (3 years)20130.562
Cites / Doc. (3 years)20140.580
Cites / Doc. (3 years)20150.575
Cites / Doc. (3 years)20160.481
Cites / Doc. (3 years)20170.458
Cites / Doc. (2 years)20070.000
Cites / Doc. (2 years)20080.375
Cites / Doc. (2 years)20090.286
Cites / Doc. (2 years)20100.188
Cites / Doc. (2 years)20110.289
Cites / Doc. (2 years)20120.296
Cites / Doc. (2 years)20130.532
Cites / Doc. (2 years)20140.534
Cites / Doc. (2 years)20150.608
Cites / Doc. (2 years)20160.430
Cites / Doc. (2 years)20170.387
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 Cites20070
Self Cites20089
Self Cites200911
Self Cites20108
Self Cites20117
Self Cites20127
Self Cites201321
Self Cites201435
Self Cites201528
Self Cites201621
Self Cites20178
Total Cites20070
Total Cites20089
Total Cites200918
Total Cites201020
Total Cites201136
Total Cites201237
Total Cites201382
Total Cites201494
Total Cites201596
Total Cites201676
Total Cites201766
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 document20070
External Cites per document20080.000
External Cites per document20090.111
External Cites per document20100.115
External Cites per document20110.252
External Cites per document20120.246
External Cites per document20130.418
External Cites per document20140.364
External Cites per document20150.407
External Cites per document20160.348
External Cites per document20170.403
Cites per document20070.000
Cites per document20080.375
Cites per document20090.286
Cites per document20100.192
Cites per document20110.313
Cites per document20120.303
Cites per document20130.562
Cites per document20140.580
Cites per document20150.575
Cites per document20160.481
Cites per document20170.458
% 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
20077.69
20084.88
20092.13
20102.50
20113.51
20121.45
20135.08
20146.35
20157.35
20167.02
20174.60
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 documents20070
Non-citable documents20082
Non-citable documents20094
Non-citable documents201010
Non-citable documents201113
Non-citable documents201222
Non-citable documents201320
Non-citable documents201423
Non-citable documents201524
Non-citable documents201632
Non-citable documents201744
Citable documents20070
Citable documents200824
Citable documents200963
Citable documents2010104
Citable documents2011115
Citable documents2012122
Citable documents2013146
Citable documents2014162
Citable documents2015167
Citable documents2016158
Citable documents2017144
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 documents20070
Uncited documents200817
Uncited documents200953
Uncited documents201098
Uncited documents2011100
Uncited documents2012115
Uncited documents2013114
Uncited documents2014122
Uncited documents2015131
Uncited documents2016139
Uncited documents2017141
Cited documents20070
Cited documents20089
Cited documents200914
Cited documents201016
Cited documents201128
Cited documents201229
Cited documents201352
Cited documents201463
Cited documents201560
Cited documents201651
Cited documents201747
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