Class information for:
Level 1: HELICOBACTER PYLORI//EXTRAGASTRIC DISEASES//HELICOBACTER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
10801 1034 36.8 83%


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
10801 1                   HELICOBACTER PYLORI//EXTRAGASTRIC DISEASES//HELICOBACTER 1034

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 750069 51% 5% 530
2 EXTRAGASTRIC DISEASES authKW 238201 1% 73% 11
3 HELICOBACTER journal 128323 7% 6% 75
4 HELICOBACTER PYLORI INFECTION authKW 127462 4% 12% 37
5 PULM MED 9 address 92277 0% 63% 5
6 H PYLORI authKW 90527 6% 5% 58
7 ERADICATION THERAPY authKW 89071 3% 12% 26
8 ANTI HELICOBACTER PYLORI IGG ANTIBODIES authKW 59059 0% 100% 2
9 CYTOTOXIN ASSOCIATED ANTIGEN authKW 59059 0% 100% 2
10 EXTRADIGESTIVE DISEASES authKW 59059 0% 100% 2

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 10831 31% 0% 322
2 Microbiology 662 12% 0% 122
3 Medicine, General & Internal 628 13% 0% 132
4 Hematology 501 7% 0% 77
5 Cardiac & Cardiovascular System 329 8% 0% 85
6 Pediatrics 148 5% 0% 53
7 Peripheral Vascular Diseases 140 4% 0% 43
8 Endocrinology & Metabolism 115 5% 0% 55
9 Nutrition & Dietetics 113 3% 0% 35
10 Infectious Diseases 111 4% 0% 40

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 PULM MED 9 92277 0% 63% 5
2 UNIT GASTROHEPATOL 59059 0% 100% 2
3 UOC PATOL GEN 59059 0% 100% 2
4 BIOL BIOCHEM GENET 49210 0% 33% 5
5 IPPOKRAT HOSP 42681 2% 9% 16
6 AEROSP CENT HOSP 37963 0% 43% 3
7 AC RHEUMAT DIS UNIT 29530 0% 100% 1
8 ANGELA VALENTI THROMBOSIS PHARMACOLUNIT GENE 29530 0% 100% 1
9 ASL NA CENTRO 1 29530 0% 100% 1
10 BALLARAT HLTH SERV BASE HOSP UNIT 29530 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 128323 7% 6% 75
2 PANMINERVA MEDICA 2837 1% 1% 11
3 WORLD JOURNAL OF GASTROENTEROLOGY 2552 4% 0% 38
4 PLATELETS 2481 1% 1% 12
5 DIGESTIVE AND LIVER DISEASE 2167 1% 1% 14
6 DIGESTIVE DISEASES AND SCIENCES 1410 2% 0% 25
7 EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY 1177 1% 0% 15
8 ALIMENTARY PHARMACOLOGY & THERAPEUTICS 1151 2% 0% 16
9 ITALIAN JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY 1112 1% 1% 6
10 INTERNATIONAL JOURNAL OF HEMATOLOGY 929 1% 0% 11

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 750069 51% 5% 530 Search HELICOBACTER+PYLORI Search HELICOBACTER+PYLORI
2 EXTRAGASTRIC DISEASES 238201 1% 73% 11 Search EXTRAGASTRIC+DISEASES Search EXTRAGASTRIC+DISEASES
3 HELICOBACTER PYLORI INFECTION 127462 4% 12% 37 Search HELICOBACTER+PYLORI+INFECTION Search HELICOBACTER+PYLORI+INFECTION
4 H PYLORI 90527 6% 5% 58 Search H+PYLORI Search H+PYLORI
5 ERADICATION THERAPY 89071 3% 12% 26 Search ERADICATION+THERAPY Search ERADICATION+THERAPY
6 ANTI HELICOBACTER PYLORI IGG ANTIBODIES 59059 0% 100% 2 Search ANTI+HELICOBACTER+PYLORI+IGG+ANTIBODIES Search ANTI+HELICOBACTER+PYLORI+IGG+ANTIBODIES
7 CYTOTOXIN ASSOCIATED ANTIGEN 59059 0% 100% 2 Search CYTOTOXIN+ASSOCIATED+ANTIGEN Search CYTOTOXIN+ASSOCIATED+ANTIGEN
8 EXTRADIGESTIVE DISEASES 59059 0% 100% 2 Search EXTRADIGESTIVE+DISEASES Search EXTRADIGESTIVE+DISEASES
9 EXTRAGASTRIC MANIFESTATIONS 59059 0% 100% 2 Search EXTRAGASTRIC+MANIFESTATIONS Search EXTRAGASTRIC+MANIFESTATIONS
10 FERROUS GLYCINE SULFATE 59059 0% 100% 2 Search FERROUS+GLYCINE+SULFATE Search FERROUS+GLYCINE+SULFATE

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 PACIFICO, L , OSBORN, JF , TROMBA, V , ROMAGGIOLI, S , BASCETTA, S , CHIESA, C , (2014) HELICOBACTER PYLORI INFECTION AND EXTRAGASTRIC DISORDERS IN CHILDREN: A CRITICAL UPDATE.WORLD JOURNAL OF GASTROENTEROLOGY. VOL. 20. ISSUE 6. P. 1379-1401 105 54% 15
2 WONG, F , RAYNER-HARTLEY, E , BYRNE, MF , (2014) EXTRAINTESTINAL MANIFESTATIONS OF HELICOBACTER PYLORI : A CONCISE REVIEW.WORLD JOURNAL OF GASTROENTEROLOGY. VOL. 20. ISSUE 34. P. 11950 -11961 76 57% 9
3 TAN, HJ , GOH, KL , (2012) EXTRAGASTROINTESTINAL MANIFESTATIONS OF HELICOBACTER PYLORI INFECTION: FACTS OR MYTH? A CRITICAL REVIEW.JOURNAL OF DIGESTIVE DISEASES. VOL. 13. ISSUE 7. P. 342-349 62 67% 26
4 CAMPUZANO-MAYA, G , (2014) HEMATOLOGIC MANIFESTATIONS OF HELICOBACTER PYLORI INFECTION.WORLD JOURNAL OF GASTROENTEROLOGY. VOL. 20. ISSUE 36. P. 12818 -12838 101 42% 5
5 VIZZARDI, E , BONADEI, I , PIOVANELLI, B , QUINZANI, F , RICCI, C , LANZINI, A , DEI CAS, L , (2011) HELICOBACTER PYLORI AND ISCHEMIC HEART DISEASE.PANMINERVA MEDICA. VOL. 53. ISSUE 3. P. 193 -202 54 84% 9
6 FRANCESCHI, F , ZUCCALA, G , ROCCARINA, D , GASBARRINI, A , (2014) CLINICAL EFFECTS OF HELICOBACTER PYLORI OUTSIDE THE STOMACH.NATURE REVIEWS GASTROENTEROLOGY & HEPATOLOGY. VOL. 11. ISSUE 4. P. 234 -242 54 56% 23
7 MUHSEN, K , COHEN, D , (2008) HELICOBACTER PYLORI INFECTION AND IRON STORES: A SYSTEMATIC REVIEW AND META-ANALYSIS.HELICOBACTER. VOL. 13. ISSUE 5. P. 323 -340 48 73% 67
8 DE KORWIN, JD , (2008) DOES HELICOBATER PYLORI INFECTION PLAY A ROLE IN EXTRAGASTRIC DISEASES?.PRESSE MEDICALE. VOL. 37. ISSUE 3. P. 525 -534 51 71% 7
9 BEN CHAABANE, N , BEN MANSOUR, I , HELLARA, O , LOGHMERI, H , BDIOUI, F , SAFER, L , SAFFAR, H , (2011) ROLE OF HELICOBACTER PYLORI INFECTION IN IRON DEFICIENCY ANEMIA.PRESSE MEDICALE. VOL. 40. ISSUE 3. P. 239-247 48 70% 0
10 MANOLAKIS, A , KAPSORITAKIS, AN , POTAMIANOS, SP , (2007) A REVIEW OF THE POSTULATED MECHANISMS CONCERNING THE ASSOCIATION OF HELICOBACTER PYLORI WITH ISCHEMIC HEART DISEASE.HELICOBACTER. VOL. 12. ISSUE 4. P. 287 -297 63 54% 31

Classes with closest relation at Level 1


Rank Class id link
1 285 HELICOBACTER PYLORI//UREA BREATH TEST//C 13 UREA BREATH TEST
2 21656 AUTOIMMUNE GASTRITIS//PARIETAL CELL ANTIBODIES//ANTIGASTRIC AUTOANTIBODIES
3 2674 CHLAMYDIA PNEUMONIAE//CHLAMYDOPHILA PNEUMONIAE//C PNEUMONIAE
4 94 CAGA//HELICOBACTER PYLORI//VACA
5 26906 INT ALZHEIMER//HERPES SIMPLEX TYPE 1 VIRUS//HERPES SIMPLEX VIRUS TYPE 1 HSV1
6 7964 HELICOBACTER//HELICOBACTER HEILMANNII//HELICOBACTER SPP
7 18623 HELICOBACTER PYLORI//GASTRIC EPITHELIAL CELLS//CLIN GASTROENTEROL ENDOCRINOL UNIT
8 3499 ATROPHIC GASTRITIS//PEPSINOGEN//INTESTINAL METAPLASIA
9 12384 GASTRIC METAPLASIA//HELICOBACTER PYLORI//DUODENAL ULCER
10 582 HELICOBACTER PYLORI//CLARITHROMYCIN//TRIPLE THERAPY

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