Class information for:
Level 1: GASTRIC METAPLASIA//HELICOBACTER PYLORI//DUODENAL ULCER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
12384 910 35.1 75%


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
12384 1                   GASTRIC METAPLASIA//HELICOBACTER PYLORI//DUODENAL ULCER 910

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 GASTRIC METAPLASIA authKW 652405 4% 56% 35
2 HELICOBACTER PYLORI authKW 300853 35% 3% 315
3 DUODENAL ULCER authKW 257942 10% 9% 90
4 GASTRIN authKW 134097 8% 5% 75
5 ACID SECRETION authKW 129461 4% 10% 39
6 DUODENAL GASTRIC METAPLASIA authKW 104852 1% 63% 5
7 PARIETAL INDEX authKW 100662 0% 100% 3
8 DUODENITIS authKW 85766 2% 17% 15
9 N ALPHA METHYLHISTAMINE authKW 83880 1% 50% 5
10 REFLUX ESOPHAGITIS authKW 76125 4% 7% 32

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 52443 72% 0% 654
2 Medicine, General & Internal 349 11% 0% 96
3 Pathology 187 5% 0% 43
4 Pharmacology & Pharmacy 158 10% 0% 93
5 Microbiology 62 5% 0% 45
6 Medicine, Research & Experimental 41 4% 0% 34
7 Physiology 22 3% 0% 25
8 Surgery 18 5% 0% 44
9 Medical Laboratory Technology 3 1% 0% 5
10 Anthropology 0 0% 0% 3

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 GASTROINTESTINAL UNITMINAMI KU 59911 1% 36% 5
2 ANAT ISTOL MED LEGALE 33554 0% 100% 1
3 AREA GASTROENTEROL DIGEST 33554 0% 100% 1
4 CATTEDRA ISTOCHIM IMMUNOISTOCHIM 33554 0% 100% 1
5 CHIKUHO HOSP 33554 0% 100% 1
6 COMMUN GERIATR NURSING 33554 0% 100% 1
7 CURE GASTROENT BIOL 33554 0% 100% 1
8 DIGEST DIS GASTRO RIGA EASTERN CLIN UNIV HOSP 33554 0% 100% 1
9 ENDOSCOPY ULTROSONOG 33554 0% 100% 1
10 ENTEROBACTERIES 33554 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 HELICOBACTER 35454 4% 3% 37
2 ALIMENTARY PHARMACOLOGY & THERAPEUTICS 25588 8% 1% 70
3 GUT 17975 8% 1% 71
4 EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY 14532 5% 1% 49
5 SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY 11155 6% 1% 57
6 AMERICAN JOURNAL OF GASTROENTEROLOGY 7870 6% 0% 52
7 DIGESTIVE DISEASES AND SCIENCES 5050 5% 0% 44
8 ALIMENTARY PHARMACOLOGY & THERAPEUTICS SYMPOSIUM SERIES 3354 0% 10% 1
9 JOURNAL OF CLINICAL GASTROENTEROLOGY 3286 3% 0% 24
10 CURRENT OPINION IN GASTROENTEROLOGY 2825 2% 1% 14

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 GASTRIC METAPLASIA 652405 4% 56% 35 Search GASTRIC+METAPLASIA Search GASTRIC+METAPLASIA
2 HELICOBACTER PYLORI 300853 35% 3% 315 Search HELICOBACTER+PYLORI Search HELICOBACTER+PYLORI
3 DUODENAL ULCER 257942 10% 9% 90 Search DUODENAL+ULCER Search DUODENAL+ULCER
4 GASTRIN 134097 8% 5% 75 Search GASTRIN Search GASTRIN
5 ACID SECRETION 129461 4% 10% 39 Search ACID+SECRETION Search ACID+SECRETION
6 DUODENAL GASTRIC METAPLASIA 104852 1% 63% 5 Search DUODENAL+GASTRIC+METAPLASIA Search DUODENAL+GASTRIC+METAPLASIA
7 PARIETAL INDEX 100662 0% 100% 3 Search PARIETAL+INDEX Search PARIETAL+INDEX
8 DUODENITIS 85766 2% 17% 15 Search DUODENITIS Search DUODENITIS
9 N ALPHA METHYLHISTAMINE 83880 1% 50% 5 Search N+ALPHA+METHYLHISTAMINE Search N+ALPHA+METHYLHISTAMINE
10 REFLUX ESOPHAGITIS 76125 4% 7% 32 Search REFLUX+ESOPHAGITIS Search REFLUX+ESOPHAGITIS

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 GISBERT, JP , PIQUE, JM , (2005) INDICATIONS AND CONSEQUENCES OR HELICOBACTER PYLORI ERADICATION ON GASTROESOPHAGEAL REFLUX DISEASE.MEDICINA CLINICA. VOL. 124. ISSUE 18. P. 697-709 97 63% 3
2 XIE, TT , CUI, XB , ZHENG, HX , CHEN, D , HE, L , JIANG, B , (2013) META-ANALYSIS: ERADICATION OF HELICOBACTER PYLORI INFECTION IS ASSOCIATED WITH THE DEVELOPMENT OF ENDOSCOPIC GASTROESOPHAGEAL REFLUX DISEASE.EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY. VOL. 25. ISSUE 10. P. 1195-1205 45 56% 16
3 MARTINEK, J , KUZELA, L , SPICAK, J , VAVRECKA, A , (2000) REVIEW ARTICLE: THE CLINICAL INFLUENCE OF HELICOBACTER PYLORI IN EFFECTIVE ACID SUPPRESSION - IMPLICATIONS FOR THE TREATMENT OF GASTRO-OESOPHAGEAL REFLUX DISEASE.ALIMENTARY PHARMACOLOGY & THERAPEUTICS. VOL. 14. ISSUE 8. P. 979-990 45 75% 9
4 IIJIMA, K , KOIKE, T , SHIMOSEGAWA, T , (2015) REFLUX ESOPHAGITIS TRIGGERED AFTER HELICOBACTER PYLORI ERADICATION: A NOTEWORTHY DEMERIT OF ERADICATION THERAPY AMONG THE JAPANESE?.FRONTIERS IN MICROBIOLOGY. VOL. 6. ISSUE . P. - 27 77% 0
5 NAKAJIMA, S , HATTORI, T , (2003) ACTIVE AND INACTIVE GASTROESOPHAGEAL REFLUX DISEASES RELATED TO HELICOBACTER PYLORI THERAPY.HELICOBACTER. VOL. 8. ISSUE 4. P. 279-293 43 65% 7
6 VIGNERI, S , TERMINI, R , SAVARINO, V , PACE, F , (2000) REVIEW ARTICLE: IS HELICOBACTER PYLORI STATUS RELEVANT IN THE MANAGEMENT OF GORD?.ALIMENTARY PHARMACOLOGY & THERAPEUTICS. VOL. 14. ISSUE . P. 31 -42 47 64% 17
7 AXON, ATR , (2004) PERSONAL VIEW: TO TREAT OR NOT TO TREAT HELICOBACTER PYLORI AND GASTRO-OESOPHAGEAL REFLUX DISEASE - AN ALTERNATIVE HYPOTHESIS.ALIMENTARY PHARMACOLOGY & THERAPEUTICS. VOL. 19. ISSUE 3. P. 253-261 41 64% 11
8 TAN, JC , WANG, Y , SUN, XM , CUI, WX , GE, JC , LIN, L , (2015) THE EFFECT OF HELICOBACTER PYLORI ERADICATION THERAPY ON THE DEVELOPMENT OF GASTROESOPHAGEAL REFLUX DISEASE.AMERICAN JOURNAL OF THE MEDICAL SCIENCES. VOL. 349. ISSUE 4. P. 364 -371 25 74% 4
9 SHARMA, P , (2001) HELICOBACTER PYLORI: A DEBATED FACTOR IN GASTROESOPHAGEAL REFLUX DISEASE.DIGESTIVE DISEASES. VOL. 19. ISSUE 2. P. 127 -133 31 89% 13
10 CALLEJA, JL , SUAREZ, M , DE TEJADA, AH , NAVARRO, A , (2005) HELICOBACTER PYLORI INFECTION IN PATIENTS WITH EROSIVE ESOPHAGITIS IS ASSOCIATED WITH RAPID HEARTBURN RELIEF AND LACK OF RELAPSE AFTER TREATMENT WITH PANTOPRAZOLE.DIGESTIVE DISEASES AND SCIENCES. VOL. 50. ISSUE 3. P. 432-439 29 83% 9

Classes with closest relation at Level 1


Rank Class id link
1 3499 ATROPHIC GASTRITIS//PEPSINOGEN//INTESTINAL METAPLASIA
2 285 HELICOBACTER PYLORI//UREA BREATH TEST//C 13 UREA BREATH TEST
3 22908 IDIOPATHIC PEPTIC ULCER//IDIOPATHIC ULCER//PEPTIC ULCER
4 6073 ENTEROCHROMAFFIN LIKE CELLS//ECL CELLS//GASTRIC CARCINOID
5 2663 ALIMENTARY PHARMACOLOGY & THERAPEUTICS//ESOMEPRAZOLE//OMEPRAZOLE
6 582 HELICOBACTER PYLORI//CLARITHROMYCIN//TRIPLE THERAPY
7 1562 FUNCTIONAL DYSPEPSIA//DYSPEPSIA//NONULCER DYSPEPSIA
8 94 CAGA//HELICOBACTER PYLORI//VACA
9 764 GASTROESOPHAGEAL REFLUX DISEASE//NON EROSIVE REFLUX DISEASE//HEARTBURN
10 18623 HELICOBACTER PYLORI//GASTRIC EPITHELIAL CELLS//CLIN GASTROENTEROL ENDOCRINOL UNIT

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