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

1030

Publication type

Journals

ISSN

00284793, 15334406

Coverage

1945-2020

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
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
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
20071677
20081600
20091621
20101582
20111567
20121504
20131547
20141553
20151579
20161679
20171478
20181383
20191451
20201671
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)19999.312
Cites / Doc. (4 years)200010.410
Cites / Doc. (4 years)200111.412
Cites / Doc. (4 years)200212.691
Cites / Doc. (4 years)200314.388
Cites / Doc. (4 years)200415.755
Cites / Doc. (4 years)200516.307
Cites / Doc. (4 years)200616.845
Cites / Doc. (4 years)200714.769
Cites / Doc. (4 years)200813.583
Cites / Doc. (4 years)200913.527
Cites / Doc. (4 years)201013.377
Cites / Doc. (4 years)201113.666
Cites / Doc. (4 years)201215.102
Cites / Doc. (4 years)201315.445
Cites / Doc. (4 years)201415.668
Cites / Doc. (4 years)201516.102
Cites / Doc. (4 years)201617.085
Cites / Doc. (4 years)201716.408
Cites / Doc. (4 years)201816.605
Cites / Doc. (4 years)201916.823
Cites / Doc. (4 years)202017.827
Cites / Doc. (3 years)19999.312
Cites / Doc. (3 years)200010.420
Cites / Doc. (3 years)200111.690
Cites / Doc. (3 years)200213.070
Cites / Doc. (3 years)200315.012
Cites / Doc. (3 years)200416.390
Cites / Doc. (3 years)200515.847
Cites / Doc. (3 years)200616.689
Cites / Doc. (3 years)200714.535
Cites / Doc. (3 years)200812.984
Cites / Doc. (3 years)200912.494
Cites / Doc. (3 years)201013.775
Cites / Doc. (3 years)201114.341
Cites / Doc. (3 years)201215.310
Cites / Doc. (3 years)201315.482
Cites / Doc. (3 years)201416.165
Cites / Doc. (3 years)201516.428
Cites / Doc. (3 years)201617.521
Cites / Doc. (3 years)201716.763
Cites / Doc. (3 years)201817.149
Cites / Doc. (3 years)201916.205
Cites / Doc. (3 years)202019.125
Cites / Doc. (2 years)19998.929
Cites / Doc. (2 years)200010.295
Cites / Doc. (2 years)200111.325
Cites / Doc. (2 years)200213.504
Cites / Doc. (2 years)200315.621
Cites / Doc. (2 years)200415.596
Cites / Doc. (2 years)200515.279
Cites / Doc. (2 years)200616.753
Cites / Doc. (2 years)200713.634
Cites / Doc. (2 years)200811.338
Cites / Doc. (2 years)200912.486
Cites / Doc. (2 years)201014.628
Cites / Doc. (2 years)201114.424
Cites / Doc. (2 years)201214.667
Cites / Doc. (2 years)201315.771
Cites / Doc. (2 years)201416.056
Cites / Doc. (2 years)201516.367
Cites / Doc. (2 years)201617.997
Cites / Doc. (2 years)201717.105
Cites / Doc. (2 years)201815.334
Cites / Doc. (2 years)201917.272
Cites / Doc. (2 years)202019.075
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 Cites2007578
Self Cites2008505
Self Cites2009524
Self Cites2010548
Self Cites2011623
Self Cites2012559
Self Cites2013601
Self Cites2014594
Self Cites2015554
Self Cites2016605
Self Cites2017612
Self Cites2018500
Self Cites2019509
Self Cites2020494
Total Cites199932798
Total Cites200037001
Total Cites200140378
Total Cites200243040
Total Cites200347634
Total Cites200454364
Total Cites200556588
Total Cites200662217
Total Cites200760947
Total Cites200859725
Total Cites200962193
Total Cites201067468
Total Cites201168881
Total Cites201273031
Total Cites201372037
Total Cites201474651
Total Cites201575636
Total Cites201681983
Total Cites201780649
Total Cites201881217
Total Cites201973569
Total Cites202082469
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 document199918.483
External Cites per document200020.804
External Cites per document200123.851
External Cites per document200227.034
External Cites per document200330.948
External Cites per document200432.364
External Cites per document200529.022
External Cites per document200629.437
External Cites per document200728.638
External Cites per document200829.625
External Cites per document200931.690
External Cites per document201032.820
External Cites per document201132.519
External Cites per document201233.290
External Cites per document201333.257
External Cites per document201434.349
External Cites per document201534.889
External Cites per document201638.825
External Cites per document201740.402
External Cites per document201842.685
External Cites per document201939.322
External Cites per document202044.503
Cites per document19999.312
Cites per document200010.420
Cites per document200111.690
Cites per document200213.070
Cites per document200315.012
Cites per document200416.390
Cites per document200515.847
Cites per document200616.689
Cites per document200714.535
Cites per document200812.984
Cites per document200912.494
Cites per document201013.775
Cites per document201114.341
Cites per document201215.310
Cites per document201315.482
Cites per document201416.165
Cites per document201516.428
Cites per document201617.521
Cites per document201716.763
Cites per document201817.149
Cites per document201916.205
Cites per document202019.125
% 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
200714.61
200814.75
200915.24
201014.79
201116.66
201216.36
201316.10
201420.28
201519.06
201620.37
201721.18
201817.28
201924.88
202024.06
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 documents20082601
Non-citable documents20093032
Non-citable documents20102859
Non-citable documents20112704
Non-citable documents20122593
Non-citable documents20132505
Non-citable documents20142462
Non-citable documents20152452
Non-citable documents20162583
Non-citable documents20172830
Non-citable documents20182845
Non-citable documents20192682
Non-citable documents20202470
Citable documents19991754
Citable documents20001760
Citable documents20011673
Citable documents20021578
Citable documents20031524
Citable documents20041664
Citable documents20051932
Citable documents20062092
Citable documents20072108
Citable documents20081999
Citable documents20091946
Citable documents20102039
Citable documents20112099
Citable documents20122177
Citable documents20132148
Citable documents20142156
Citable documents20152152
Citable documents20162096
Citable documents20171981
Citable documents20181891
Citable documents20191858
Citable documents20201842
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 documents19991569
Uncited documents20001483
Uncited documents20011384
Uncited documents20021218
Uncited documents20031089
Uncited documents20041132
Uncited documents20051173
Uncited documents20061219
Uncited documents20071625
Uncited documents20082041
Uncited documents20092401
Uncited documents20102301
Uncited documents20112232
Uncited documents20122146
Uncited documents20132088
Uncited documents20141907
Uncited documents20151780
Uncited documents20161686
Uncited documents20171848
Uncited documents20181829
Uncited documents20191750
Uncited documents20201603
Cited documents19991953
Cited documents20002068
Cited documents20012070
Cited documents20022075
Cited documents20032084
Cited documents20042185
Cited documents20052398
Cited documents20062509
Cited documents20072568
Cited documents20082559
Cited documents20092577
Cited documents20102597
Cited documents20112571
Cited documents20122624
Cited documents20132565
Cited documents20142711
Cited documents20152824
Cited documents20162993
Cited documents20172963
Cited documents20182907
Cited documents20192790
Cited documents20202709
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