Scimago Journal & Country Rank

New England Journal of Medicine

Country

United States

Universities and research institutions in United States

Subject Area and Category

Publisher

Massachussetts Medical Society

H-Index

1079

Publication type

Journals

ISSN

00284793, 15334406

Coverage

1945-2021

Information

Homepage

How to publish in this journal

Contact

Scope

The New England Journal of Medicine (NEJM) is the world’s leading medical journal and website. Published continuously for over 200 years, NEJM delivers high-quality, peer-reviewed research and interactive clinical content to physicians, educators, and the global medical community. Our mission is to bring physicians the best research and information at the intersection of biomedical science and clinical practice and to present this information in understandable and clinically useful formats that inform health care delivery and improve patient outcomes. Join the conversation about this journal
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
Medicine (miscellaneous)1999Q1
Medicine (miscellaneous)2000Q1
Medicine (miscellaneous)2001Q1
Medicine (miscellaneous)2002Q1
Medicine (miscellaneous)2003Q1
Medicine (miscellaneous)2004Q1
Medicine (miscellaneous)2005Q1
Medicine (miscellaneous)2006Q1
Medicine (miscellaneous)2007Q1
Medicine (miscellaneous)2008Q1
Medicine (miscellaneous)2009Q1
Medicine (miscellaneous)2010Q1
Medicine (miscellaneous)2011Q1
Medicine (miscellaneous)2012Q1
Medicine (miscellaneous)2013Q1
Medicine (miscellaneous)2014Q1
Medicine (miscellaneous)2015Q1
Medicine (miscellaneous)2016Q1
Medicine (miscellaneous)2017Q1
Medicine (miscellaneous)2018Q1
Medicine (miscellaneous)2019Q1
Medicine (miscellaneous)2020Q1
Medicine (miscellaneous)2021Q1
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
19997.361
20008.367
20018.571
20029.315
200310.407
200411.349
20059.888
200610.173
200710.481
200811.386
200911.765
201013.149
201113.674
201213.984
201314.796
201416.259
201516.591
201618.009
201719.476
201819.524
201918.291
202019.889
202124.907
Total Documents

Evolution of the number of published documents. All types of documents are considered, including citable and non citable documents.

YearDocuments
19991185
20001092
20011016
20021065
20031236
20041270
20051222
20061701
20071675
20081598
20091620
20101580
20111566
20121504
20131546
20141552
20151576
20161679
20171475
20181381
20191449
20201668
20211453
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)19999.718
Cites / Doc. (4 years)200010.691
Cites / Doc. (4 years)200111.505
Cites / Doc. (4 years)200212.764
Cites / Doc. (4 years)200314.434
Cites / Doc. (4 years)200415.809
Cites / Doc. (4 years)200516.378
Cites / Doc. (4 years)200616.938
Cites / Doc. (4 years)200714.849
Cites / Doc. (4 years)200813.767
Cites / Doc. (4 years)200913.567
Cites / Doc. (4 years)201013.440
Cites / Doc. (4 years)201113.702
Cites / Doc. (4 years)201215.154
Cites / Doc. (4 years)201315.494
Cites / Doc. (4 years)201415.722
Cites / Doc. (4 years)201516.231
Cites / Doc. (4 years)201617.219
Cites / Doc. (4 years)201716.530
Cites / Doc. (4 years)201816.866
Cites / Doc. (4 years)201917.151
Cites / Doc. (4 years)202017.741
Cites / Doc. (4 years)202129.071
Cites / Doc. (3 years)19999.718
Cites / Doc. (3 years)200010.707
Cites / Doc. (3 years)200111.791
Cites / Doc. (3 years)200213.145
Cites / Doc. (3 years)200315.063
Cites / Doc. (3 years)200416.447
Cites / Doc. (3 years)200515.913
Cites / Doc. (3 years)200616.776
Cites / Doc. (3 years)200714.612
Cites / Doc. (3 years)200813.164
Cites / Doc. (3 years)200912.532
Cites / Doc. (3 years)201013.844
Cites / Doc. (3 years)201114.375
Cites / Doc. (3 years)201215.369
Cites / Doc. (3 years)201315.530
Cites / Doc. (3 years)201416.218
Cites / Doc. (3 years)201516.566
Cites / Doc. (3 years)201617.663
Cites / Doc. (3 years)201716.890
Cites / Doc. (3 years)201817.421
Cites / Doc. (3 years)201916.519
Cites / Doc. (3 years)202019.052
Cites / Doc. (3 years)202131.868
Cites / Doc. (2 years)19999.314
Cites / Doc. (2 years)200010.599
Cites / Doc. (2 years)200111.430
Cites / Doc. (2 years)200213.585
Cites / Doc. (2 years)200315.678
Cites / Doc. (2 years)200415.657
Cites / Doc. (2 years)200515.346
Cites / Doc. (2 years)200616.837
Cites / Doc. (2 years)200713.711
Cites / Doc. (2 years)200811.495
Cites / Doc. (2 years)200912.528
Cites / Doc. (2 years)201014.697
Cites / Doc. (2 years)201114.474
Cites / Doc. (2 years)201214.728
Cites / Doc. (2 years)201315.815
Cites / Doc. (2 years)201416.109
Cites / Doc. (2 years)201516.512
Cites / Doc. (2 years)201618.143
Cites / Doc. (2 years)201717.233
Cites / Doc. (2 years)201815.582
Cites / Doc. (2 years)201917.636
Cites / Doc. (2 years)202018.972
Cites / Doc. (2 years)202135.412
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 Cites1999378
Self Cites2000386
Self Cites2001476
Self Cites2002381
Self Cites2003470
Self Cites2004510
Self Cites2005518
Self Cites2006634
Self Cites2007602
Self Cites2008595
Self Cites2009533
Self Cites2010577
Self Cites2011637
Self Cites2012573
Self Cites2013644
Self Cites2014647
Self Cites2015571
Self Cites2016605
Self Cites2017612
Self Cites2018500
Self Cites2019507
Self Cites2020493
Self Cites2021518
Total Cites199934228
Total Cites200038021
Total Cites200140725
Total Cites200243286
Total Cites200347794
Total Cites200454555
Total Cites200556826
Total Cites200662542
Total Cites200761269
Total Cites200860528
Total Cites200962333
Total Cites201067738
Total Cites201168973
Total Cites201273249
Total Cites201372215
Total Cites201474863
Total Cites201576237
Total Cites201682559
Total Cites201781191
Total Cites201882401
Total Cites201974915
Total Cites202082020
Total Cites2021143343
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 document199919.299
External Cites per document200021.384
External Cites per document200124.058
External Cites per document200227.189
External Cites per document200331.052
External Cites per document200432.479
External Cites per document200529.145
External Cites per document200629.593
External Cites per document200728.779
External Cites per document200829.981
External Cites per document200931.774
External Cites per document201032.954
External Cites per document201132.572
External Cites per document201233.384
External Cites per document201333.320
External Cites per document201434.423
External Cites per document201535.161
External Cites per document201639.119
External Cites per document201740.696
External Cites per document201843.380
External Cites per document201940.134
External Cites per document202044.381
External Cites per document202175.529
Cites per document19999.718
Cites per document200010.707
Cites per document200111.791
Cites per document200213.145
Cites per document200315.063
Cites per document200416.447
Cites per document200515.913
Cites per document200616.776
Cites per document200714.612
Cites per document200813.164
Cites per document200912.532
Cites per document201013.844
Cites per document201114.375
Cites per document201215.369
Cites per document201315.530
Cites per document201416.218
Cites per document201516.566
Cites per document201617.663
Cites per document201716.890
Cites per document201817.421
Cites per document201916.519
Cites per document202019.052
Cites per document202131.868
% 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
19996.92
200010.44
200117.22
20029.86
200325.81
200425.43
200524.55
200611.70
200714.63
200814.71
200915.25
201014.81
201116.60
201216.36
201316.11
201420.30
201519.10
201620.37
201721.15
201817.23
201924.91
202024.16
202122.57
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 documents19991768
Non-citable documents20001791
Non-citable documents20011781
Non-citable documents20021715
Non-citable documents20031649
Non-citable documents20041653
Non-citable documents20051639
Non-citable documents20061636
Non-citable documents20072085
Non-citable documents20082599
Non-citable documents20093029
Non-citable documents20102855
Non-citable documents20112700
Non-citable documents20122589
Non-citable documents20132502
Non-citable documents20142460
Non-citable documents20152450
Non-citable documents20162579
Non-citable documents20172827
Non-citable documents20182842
Non-citable documents20192681
Non-citable documents20202468
Non-citable documents20212607
Citable documents19991754
Citable documents20001760
Citable documents20011673
Citable documents20021578
Citable documents20031524
Citable documents20041664
Citable documents20051932
Citable documents20062092
Citable documents20072108
Citable documents20081999
Citable documents20091945
Citable documents20102038
Citable documents20112098
Citable documents20122177
Citable documents20132148
Citable documents20142156
Citable documents20152152
Citable documents20162095
Citable documents20171980
Citable documents20181888
Citable documents20191854
Citable documents20201837
Citable documents20211891
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 documents19991543
Uncited documents20001472
Uncited documents20011369
Uncited documents20021215
Uncited documents20031086
Uncited documents20041127
Uncited documents20051168
Uncited documents20061212
Uncited documents20071620
Uncited documents20082027
Uncited documents20092395
Uncited documents20102287
Uncited documents20112225
Uncited documents20122139
Uncited documents20132082
Uncited documents20141900
Uncited documents20151772
Uncited documents20161669
Uncited documents20171838
Uncited documents20181816
Uncited documents20191727
Uncited documents20201585
Uncited documents20211615
Cited documents19991979
Cited documents20002079
Cited documents20012085
Cited documents20022078
Cited documents20032087
Cited documents20042190
Cited documents20052403
Cited documents20062516
Cited documents20072573
Cited documents20082571
Cited documents20092579
Cited documents20102606
Cited documents20112573
Cited documents20122627
Cited documents20132568
Cited documents20142716
Cited documents20152830
Cited documents20163005
Cited documents20172969
Cited documents20182914
Cited documents20192808
Cited documents20202720
Cited documents20212883
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