Class information for:
Level 2: HELICOBACTER PYLORI//HELICOBACTER//GASTRITIS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
196 21432 36.7 80%


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
6 4 GASTROENTEROLOGY & HEPATOLOGY//ONCOLOGY//SURGERY 1371034
261 3       HELICOBACTER PYLORI//GASTROENTEROLOGY & HEPATOLOGY//HELICOBACTER 44585
196 2             HELICOBACTER PYLORI//HELICOBACTER//GASTRITIS 21432
94 1                   CAGA//HELICOBACTER PYLORI//VACA 4445
285 1                   HELICOBACTER PYLORI//UREA BREATH TEST//C 13 UREA BREATH TEST 3727
582 1                   HELICOBACTER PYLORI//CLARITHROMYCIN//TRIPLE THERAPY 3285
3499 1                   ATROPHIC GASTRITIS//PEPSINOGEN//INTESTINAL METAPLASIA 1971
7964 1                   HELICOBACTER//HELICOBACTER HEILMANNII//HELICOBACTER SPP 1307
10801 1                   HELICOBACTER PYLORI//EXTRAGASTRIC DISEASES//HELICOBACTER 1034
11474 1                   FUNDIC GLAND POLYP//GASTRIC POLYPS//GASTRIC HYPERPLASTIC POLYP 979
12234 1                   GASTRIC CANCER//MICROSATELLITE INSTABILITY//HUMAN GASTRIC MUCIN 921
12384 1                   GASTRIC METAPLASIA//HELICOBACTER PYLORI//DUODENAL ULCER 910
14211 1                   INCIDENCE ESTIMATES//STOMACH CANCER//SALT TASTE PREFERENCE 784
18623 1                   HELICOBACTER PYLORI//GASTRIC EPITHELIAL CELLS//CLIN GASTROENTEROL ENDOCRINOL UNIT 544
21656 1                   AUTOIMMUNE GASTRITIS//PARIETAL CELL ANTIBODIES//ANTIGASTRIC AUTOANTIBODIES 410
21848 1                   COCCOID FORM//SPIRAL FORM//HELICOBACTER PYLORI 403
23116 1                   MENETRIERS DISEASE//LYMPHOCYTIC GASTRITIS//HYPERTROPHIC GASTROPATHY 358
23203 1                   HEREDITARY DIFFUSE GASTRIC CANCER//PROPHYLACTIC GASTRECTOMY//HDGC 354

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 HELICOBACTER PYLORI authKW 6008005 32% 62% 6832
2 HELICOBACTER journal 1153395 5% 79% 1024
3 GASTRITIS authKW 673302 4% 53% 889
4 CAGA authKW 564050 2% 87% 458
5 H PYLORI authKW 527874 3% 58% 638
6 GASTROENTEROLOGY & HEPATOLOGY WoSSC 365816 40% 3% 8468
7 VACA authKW 327348 1% 94% 246
8 ATROPHIC GASTRITIS authKW 244868 1% 64% 268
9 DUODENAL ULCER authKW 231083 2% 39% 414
10 GASTRIC CANCER authKW 218821 7% 11% 1460

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 Gastroenterology & Hepatology 365816 40% 3% 8468
2 Microbiology 41627 19% 1% 4147
3 Infectious Diseases 12909 8% 1% 1714
4 Pathology 6579 6% 1% 1201
5 Immunology 4633 9% 0% 1891
6 Medicine, General & Internal 4083 8% 0% 1715
7 Oncology 3672 9% 0% 1897
8 Pharmacology & Pharmacy 985 7% 0% 1440
9 Medicine, Research & Experimental 600 3% 0% 689
10 Pediatrics 410 3% 0% 554

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 GASTROENTEROL 168535 14% 4% 3030
2 U853 58836 0% 69% 60
3 UNIDAD INVEST ENFERMEDADES INFECCIOSAS 30134 0% 76% 28
4 HELICOBACTER REFERENCE UNIT 28943 0% 88% 23
5 GASTROENTEROL UNIT 28848 1% 7% 284
6 BACTERIOL 27042 2% 4% 449
7 PESQUISA BACTERIOL 24739 0% 87% 20
8 ENDOSCOPY 23387 1% 8% 216
9 GASTROENTEROL HEPATOL INFECT DIS 21607 0% 15% 105
10 INTERNAL MED 18726 9% 1% 1872

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 HELICOBACTER 1153395 5% 79% 1024
2 ALIMENTARY PHARMACOLOGY & THERAPEUTICS 119949 3% 12% 738
3 EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY 62661 2% 9% 496
4 SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY 48218 3% 6% 579
5 AMERICAN JOURNAL OF GASTROENTEROLOGY 33079 2% 5% 522
6 WORLD JOURNAL OF GASTROENTEROLOGY 32832 3% 4% 623
7 JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY 29467 2% 6% 373
8 GUT 24592 2% 4% 408
9 DIGESTIVE DISEASES AND SCIENCES 19793 2% 3% 428
10 JOURNAL OF GASTROENTEROLOGY 19296 1% 6% 221

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 HELICOBACTER PYLORI 6008005 32% 62% 6832 Search HELICOBACTER+PYLORI Search HELICOBACTER+PYLORI
2 GASTRITIS 673302 4% 53% 889 Search GASTRITIS Search GASTRITIS
3 CAGA 564050 2% 87% 458 Search CAGA Search CAGA
4 H PYLORI 527874 3% 58% 638 Search H+PYLORI Search H+PYLORI
5 VACA 327348 1% 94% 246 Search VACA Search VACA
6 HELICOBACTER 292684 1% 68% 303 Search HELICOBACTER Search HELICOBACTER
7 ATROPHIC GASTRITIS 244868 1% 64% 268 Search ATROPHIC+GASTRITIS Search ATROPHIC+GASTRITIS
8 DUODENAL ULCER 231083 2% 39% 414 Search DUODENAL+ULCER Search DUODENAL+ULCER
9 GASTRIC CANCER 218821 7% 11% 1460 Search GASTRIC+CANCER Search GASTRIC+CANCER
10 INTESTINAL METAPLASIA 203582 2% 41% 346 Search INTESTINAL+METAPLASIA Search INTESTINAL+METAPLASIA

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 MEGRAUD, F , LEHOURS, P , (2007) HELICOBACTER PYLORI DETECTION AND ANTIMICROBIAL SUSCEPTIBILITY TESTING.CLINICAL MICROBIOLOGY REVIEWS. VOL. 20. ISSUE 2. P. 280-+ 496 95% 256
2 KUSTERS, JG , VAN VLIET, AHM , KUIPERS, EJ , (2006) PATHOGENESIS OF HELICOBACTER PYLORI INFECTION.CLINICAL MICROBIOLOGY REVIEWS. VOL. 19. ISSUE 3. P. 449 -+ 487 74% 629
3 MALFERTHEINER, P , MEGRAUD, F , O'MORAIN, CA , ATHERTON, J , AXON, ATR , BAZZOLI, F , GENSINI, GF , GISBERT, JP , GRAHAM, DY , ROKKAS, T , ET AL (2012) MANAGEMENT OF HELICOBACTER PYLORI INFECTION-THE MAASTRICHT IV/ FLORENCE CONSENSUS REPORT.GUT. VOL. 61. ISSUE 5. P. 646 -664 213 73% 783
4 MALFERTHEINER, P , MEGRAUD, F , O'MORAIN, CA , GISBERT, JP , KUIPERS, EJ , AXON, AT , BAZZOLI, F , GASBARRINI, A , ATHERTON, J , GRAHAM, DY , ET AL (2017) MANAGEMENT OF HELICOBACTER PYLORI INFECTION-THE MAASTRICHT V/FLORENCE CONSENSUS REPORT.GUT. VOL. 66. ISSUE 1. P. 6 -30 266 73% 2
5 THUNG, I , ARAMIN, H , VAVINSKAYA, V , GUPTA, S , PARK, JY , CROWE, SE , VALASEK, MA , (2016) REVIEW ARTICLE: THE GLOBAL EMERGENCE OF HELICOBACTER PYLORI ANTIBIOTIC RESISTANCE.ALIMENTARY PHARMACOLOGY & THERAPEUTICS. VOL. 43. ISSUE 4. P. 514 -533 180 95% 12
6 DUNN, BE , COHEN, H , BLASER, MJ , (1997) HELICOBACTER PYLORI.CLINICAL MICROBIOLOGY REVIEWS. VOL. 10. ISSUE 4. P. 720-& 258 87% 901
7 WROBLEWSKI, LE , PEEK, RM , WILSON, KT , (2010) HELICOBACTER PYLORI AND GASTRIC CANCER: FACTORS THAT MODULATE DISEASE RISK.CLINICAL MICROBIOLOGY REVIEWS. VOL. 23. ISSUE 4. P. 713-739 252 73% 255
8 SOLNICK, JV , SCHAUER, DB , (2001) EMERGENCE OF DIVERSE HELICOBACTER SPECIES IN THE PATHOGENESIS OF GASTRIC AND ENTEROHEPATIC DISEASES.CLINICAL MICROBIOLOGY REVIEWS. VOL. 14. ISSUE 1. P. 59 -+ 324 89% 220
9 FISCHBACH, W , MALFERTHEINER, P , JANSEN, PL , BOLTEN, W , BORNSCHEIN, J , BUDERUS, S , GLOCKER, E , HOFFMANN, JC , KOLETZKO, S , LABENZ, J , ET AL (2016) S2K-GUIDELINE HELICOBACTER PYLORI AND GASTRODUODENAL ULCER DISEASE.ZEITSCHRIFT FUR GASTROENTEROLOGIE. VOL. 54. ISSUE 4. P. 327 -363 289 70% 3
10 DINIS-RIBEIRO, M , AREIA, M , DE VRIES, AC , MARCOS-PINTO, R , MONTEIRO-SOARES, M , O'CONNOR, A , PEREIRA, C , PIMENTEL-NUNES, P , CORREIA, R , ENSARI, A , ET AL (2012) MANAGEMENT OF PRECANCEROUS CONDITIONS AND LESIONS IN THE STOMACH (MAPS): GUIDELINE FROM THE EUROPEAN SOCIETY OF GASTROINTESTINAL ENDOSCOPY (ESGE), EUROPEAN HELICOBACTER STUDY GROUP (EHSG), EUROPEAN SOCIETY OF PATHOLOGY (ESP), AND THE SOCIEDADE PORTUGUESA DE ENDOSCOPIA DIGESTIVA (SPED).ENDOSCOPY. VOL. 44. ISSUE 1. P. 74 -94 189 79% 187

Classes with closest relation at Level 2


Rank Class id link
1 3096 PERFORATED PEPTIC ULCER//PEPTIC ULCER PERFORATION//PERFORATED DUODENAL ULCER
2 590 GASTRIC ULCER//GASTROPROTECTION//SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY
3 3479 UREASE//UREASE INHIBITION//UREASE INHIBITOR
4 2698 HETEROTOPIC PANCREAS//ECTOPIC PANCREAS//HETEROTOPIC GASTRIC MUCOSA
5 531 GASTROESOPHAGEAL REFLUX DISEASE//GASTROESOPHAGEAL REFLUX//PROTON PUMP INHIBITORS
6 1026 GASTRIC CANCER//ADVANCED GASTRIC CANCER//GASTRECTOMY
7 1045 BARRETTS ESOPHAGUS//ESOPHAGEAL CANCER//BARRETTS OESOPHAGUS
8 1844 TREFOIL FACTOR//CDX2//LGR5
9 2101 OBSTRUCTIVE JAUNDICE//MALIGNANT BILIARY OBSTRUCTION//DUODENOGASTRIC REFLUX
10 1852 INTERLEUKIN 1//INTERLEUKIN 1 RECEPTOR ANTAGONIST//POLYMORPHISM

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