Class information for:
Level 1: PUBLICATION RATE//PUBLICATION BIAS//MEETING ABSTRACTS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
11204 1000 26.7 69%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
1 4 ECONOMICS//EDUCATION & EDUCATIONAL RESEARCH//PSYCHOL 3876184
223 3       MEDICAL INFORMATICS//JOURNAL OF THE AMERICAN MEDICAL INFORMATICS ASSOCIATION//HEALTH CARE SCIENCES & SERVICES 49734
1009 2             EVIDENCE BASED MEDICINE//PUBLICATION BIAS//RESEARCH SYNTHESIS METHODS 10325
11204 1                   PUBLICATION RATE//PUBLICATION BIAS//MEETING ABSTRACTS 1000

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 PUBLICATION RATE authKW 1322698 6% 76% 57
2 PUBLICATION BIAS authKW 643504 11% 20% 106
3 MEETING ABSTRACTS authKW 642536 2% 96% 22
4 ABSTRACT authKW 543675 6% 28% 64
5 TRIAL REGISTRATION authKW 489453 2% 70% 23
6 CLINICALTRIALSGOV authKW 363912 2% 57% 21
7 TRIAL REGISTRY authKW 217321 1% 65% 11
8 CLINICAL TRIAL REGISTRY authKW 206099 1% 75% 9
9 PUBLICATIONS authKW 204899 8% 9% 78
10 CONGRESSES authKW 202045 2% 44% 15

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Medicine, General & Internal 3173 27% 0% 267
2 Health Care Sciences & Services 1864 10% 0% 96
3 Medical Ethics 571 2% 0% 15
4 Medical Informatics 466 3% 0% 28
5 Public, Environmental & Occupational Health 368 9% 0% 91
6 Orthopedics 319 5% 0% 54
7 Information Science & Library Science 309 3% 0% 30
8 Ethics 229 2% 0% 17
9 Surgery 147 9% 0% 87
10 Medicine, Research & Experimental 129 5% 0% 54

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 COCHRANE SWITZERLAND 98918 1% 36% 9
2 HLTH POLICY PUBL POLICY 61068 0% 100% 2
3 PR LEE HLTH POLICY STUDIES 61068 0% 100% 2
4 RANDOMIZED CONTROLLED TRIALS UNIT 61068 0% 100% 2
5 TEACHING COMM 61068 0% 100% 2
6 CLIN TRIALS EVIDENCE BASED HEALTHCARE 61064 0% 50% 4
7 BEHAV HLTH NEUROSCI 47702 1% 31% 5
8 COCHRANE GERMANY 38160 1% 25% 5
9 GERMAN COCHRANE 35080 1% 9% 13
10 7810 30534 0% 100% 1

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 JOURNAL OF CLINICAL EPIDEMIOLOGY 11490 4% 1% 42
2 TRIALS 4879 2% 1% 22
3 PLOS CLINICAL TRIALS 3563 0% 4% 3
4 PLOS MEDICINE 3329 1% 1% 13
5 BMJ-BRITISH MEDICAL JOURNAL 3296 3% 0% 27
6 BMJ OPEN 2995 3% 0% 25
7 CONTEMPORARY CLINICAL TRIALS 1748 1% 1% 9
8 INTERNATIONAL JOURNAL OF TECHNOLOGY ASSESSMENT IN HEALTH CARE 1736 1% 1% 9
9 CONTROLLED CLINICAL TRIALS 1529 1% 1% 7
10 BMC MEDICAL RESEARCH METHODOLOGY 1512 1% 1% 8

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 PUBLICATION RATE 1322698 6% 76% 57 Search PUBLICATION+RATE Search PUBLICATION+RATE
2 PUBLICATION BIAS 643504 11% 20% 106 Search PUBLICATION+BIAS Search PUBLICATION+BIAS
3 MEETING ABSTRACTS 642536 2% 96% 22 Search MEETING+ABSTRACTS Search MEETING+ABSTRACTS
4 ABSTRACT 543675 6% 28% 64 Search ABSTRACT Search ABSTRACT
5 TRIAL REGISTRATION 489453 2% 70% 23 Search TRIAL+REGISTRATION Search TRIAL+REGISTRATION
6 CLINICALTRIALSGOV 363912 2% 57% 21 Search CLINICALTRIALSGOV Search CLINICALTRIALSGOV
7 TRIAL REGISTRY 217321 1% 65% 11 Search TRIAL+REGISTRY Search TRIAL+REGISTRY
8 CLINICAL TRIAL REGISTRY 206099 1% 75% 9 Search CLINICAL+TRIAL+REGISTRY Search CLINICAL+TRIAL+REGISTRY
9 PUBLICATIONS 204899 8% 9% 78 Search PUBLICATIONS Search PUBLICATIONS
10 CONGRESSES 202045 2% 44% 15 Search CONGRESSES Search CONGRESSES

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 DWAN, K , GAMBLE, C , WILLIAMSON, PR , KIRKHAM, JJ , (2013) SYSTEMATIC REVIEW OF THE EMPIRICAL EVIDENCE OF STUDY PUBLICATION BIAS AND OUTCOME REPORTING BIAS - AN UPDATED REVIEW.PLOS ONE. VOL. 8. ISSUE 7. P. - 44 83% 145
2 SCHERER, RW , LANGENBERG, P , VON ELM, E , (2007) FULL PUBLICATION OF RESULTS INITIALLY PRESENTED IN ABSTRACTS.COCHRANE DATABASE OF SYSTEMATIC REVIEWS. VOL. . ISSUE 2. P. - 56 88% 230
3 SONG, FJ , PAREKH-BHURKE, S , HOOPER, L , LOKE, YK , RYDER, JJ , SUTTON, AJ , HING, CB , HARVEY, I , (2009) EXTENT OF PUBLICATION BIAS IN DIFFERENT CATEGORIES OF RESEARCH COHORTS: A META-ANALYSIS OF EMPIRICAL STUDIES.BMC MEDICAL RESEARCH METHODOLOGY. VOL. 9. ISSUE . P. - 52 85% 44
4 SONG, FJ , LOKE, Y , HOOPER, L , (2014) WHY ARE MEDICAL AND HEALTH-RELATED STUDIES NOT BEING PUBLISHED? A SYSTEMATIC REVIEW OF REASONS GIVEN BY INVESTIGATORS.PLOS ONE. VOL. 9. ISSUE 10. P. - 46 74% 9
5 MEYERS, KE , LINDEM, MJ , GIUFFRIDA, MA , (2016) AN OBSERVATIONAL STUDY OF ABSTRACTS PRESENTED AT THE AMERICAN COLLEGE OF VETERINARY SURGEON ANNUAL MEETINGS (2001-2008) AND THEIR SUBSEQUENT FULL-TEXT PUBLICATION.VETERINARY SURGERY. VOL. 45. ISSUE 5. P. 672 -678 35 100% 0
6 VIERGEVER, RF , LI, KY , (2015) TRENDS IN GLOBAL CLINICAL TRIAL REGISTRATION: AN ANALYSIS OF NUMBERS OF REGISTERED CLINICAL TRIALS IN DIFFERENT PARTS OF THE WORLD FROM 2004 TO 2013.BMJ OPEN. VOL. 5. ISSUE 9. P. - 37 84% 7
7 KHAN, NA , SINGH, M , SPENCER, HJ , TORRALBA, KD , (2014) RANDOMIZED CONTROLLED TRIALS OF RHEUMATOID ARTHRITIS REGISTERED AT CLINICALTRIALS.GOV.ARTHRITIS & RHEUMATOLOGY. VOL. 66. ISSUE 10. P. 2664 -2674 37 93% 4
8 SCHMUCKER, C , SCHELL, LK , PORTALUPI, S , OELLER, P , CABRERA, L , BASSLER, D , SCHWARZER, G , SCHERER, RW , ANTES, G , VON ELM, E , ET AL (2014) EXTENT OF NON-PUBLICATION IN COHORTS OF STUDIES APPROVED BY RESEARCH ETHICS COMMITTEES OR INCLUDED IN TRIAL REGISTRIES.PLOS ONE. VOL. 9. ISSUE 12. P. - 36 78% 19
9 CHAN, AW , SONG, FJ , VICKERS, A , JEFFERSON, T , DICKERSIN, K , GOTZSCHE, PC , KRUMHOLZ, HM , GHERSI, D , VAN DER WORP, HB , (2014) INCREASING VALUE AND REDUCING WASTE: ADDRESSING INACCESSIBLE RESEARCH.LANCET. VOL. 383. ISSUE 9913. P. 257-266 32 52% 129
10 DWAN, K , ALTMAN, DG , ARNAIZ, JA , BLOOM, J , CHAN, AW , CRONIN, E , DECULLIER, E , EASTERBROOK, PJ , VON ELM, E , GAMBLE, C , ET AL (2008) SYSTEMATIC REVIEW OF THE EMPIRICAL EVIDENCE OF STUDY PUBLICATION BIAS AND OUTCOME REPORTING BIAS.PLOS ONE. VOL. 3. ISSUE 8. P. - 27 75% 408

Classes with closest relation at Level 1


Rank Class id link
1 3559 CONSORT//REPORTING QUALITY//CONSORT STATEMENT
2 33364 CORE OUTCOME SET//COUNCIL DISABLED CHILDREN//OMERACT 11
3 6626 MEDLINE//EMBASE//LITERATURE SEARCHING
4 5442 CONFLICT OF INTEREST//CONFLICTS OF INTEREST//DRUG INDUSTRY
5 7043 RESEARCH SYNTHESIS METHODS//MIXED TREATMENT COMPARISON//NETWORK META ANALYSIS
6 28722 MANAGEMENT HEALTHCARE//ACADEMIC ASSOCIATE PROGRAM//CLINICAL RESEARCH MANAGEMENT
7 7260 PEER REVIEW//EVALUAT OFF//PEER REVIEW PROCESS
8 5031 BIBLIOMETRICS//IMPACT FACTOR//TREND
9 29557 ACADEMIC MEETINGS//ASSESSMENT INNOVATIONS//POSTER EXHIBITION
10 25331 STRUCTURED ABSTRACTS//ELEMENT TAG NAMES//STRUCTURED ABSTRACT

Go to start page