Class information for:
Level 2: PERFORATED PEPTIC ULCER//PEPTIC ULCER PERFORATION//PERFORATED DUODENAL ULCER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
3096 2349 28.0 43%


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
3096 2             PERFORATED PEPTIC ULCER//PEPTIC ULCER PERFORATION//PERFORATED DUODENAL ULCER 2349
5361 1                   PERFORATED PEPTIC ULCER//PEPTIC ULCER PERFORATION//PERFORATED DUODENAL ULCER 1634
33482 1                   ACOUSMATIC LISTENING//BACTERIAL HYPOTHESIS//BANGA 124
34038 1                   EGON BRUNSWIK//ANATOMICAL MUSEUM//ANTHROPOLOGICAL ASSUMPTIONS 117
34372 1                   CASE STUDIES AND THEORY//CULTURAL INFLUENCES ON MANAGEMENT RESEARCH//DRAMA TRIANGLE 112
34470 1                   ORGAN ORIENTATION//TOTAL VASCULAR CARE//VASCULAR CENTER 111
34791 1                   ACETYLSALICYLIC ACID CLINICAL STUDIES GASTRIC POTENTIAL DIFFERENCE//ASPIRINR PLUS C//CHU NECKER ENFANTS MALAD BIOPHYS 106
35927 1                   COMMUNICATION OF CLINICAL RESULTS//REGULATOR FIRM RELATIONS//SECT SOCIO ENVIRONM STUDIES 89
37477 1                   CLIN BIOCHEMJOSEPH WOLF LEBOVIC//URETERAL DYNAMICS//URETERAL FORCE MEASUREMENT 56

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 PERFORATED PEPTIC ULCER authKW 477648 2% 88% 42
2 PEPTIC ULCER PERFORATION authKW 277550 1% 69% 31
3 PERFORATED DUODENAL ULCER authKW 192545 1% 74% 20
4 HIGHLY SELECTIVE VAGOTOMY authKW 121840 1% 63% 15
5 OMENTAL PATCH authKW 108309 0% 83% 10
6 PEPTIC ULCER authKW 90049 4% 7% 93
7 SIMPLE CLOSURE authKW 83181 0% 80% 8
8 DUODENAL ULCER authKW 76889 3% 8% 79
9 RECURRENT ULCER authKW 70761 0% 78% 7
10 LAPAROSCOPIC VAGOTOMY authKW 64988 0% 100% 5

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 Surgery 16554 45% 0% 1058
2 Gastroenterology & Hepatology 7690 18% 0% 418
3 Medicine, General & Internal 1950 15% 0% 343
4 History & Philosophy of Science 372 1% 0% 35
5 Music 114 1% 0% 15
6 Health Policy & Services 75 1% 0% 28
7 Public, Environmental & Occupational Health 55 3% 0% 81
8 Health Care Sciences & Services 52 1% 0% 34
9 Peripheral Vascular Diseases 42 2% 0% 48
10 Social Sciences, Biomedical 41 1% 0% 17

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 CLIN BIOCHEMJOSEPH WOLF LEBOVIC 25995 0% 100% 2
2 CLIN GEN PLAST SURG 25995 0% 100% 2
3 HEAD CLIN BIOCHEM 17329 0% 67% 2
4 CLIN INTERNAL OCCUPAT DIS 16708 0% 43% 3
5 ABT ALLGEMEIN VISCERAL GEFASS THORAXCHIRURG 12998 0% 100% 1
6 ABT ALLGEMEINE CHIRURG VISZERAL GEFAS IRURG 12998 0% 100% 1
7 ABT GEFASS THORAX ENDOVASKULARE CHIRURG 12998 0% 100% 1
8 ARBEITSBEREICH ALLGEMEINE PSYCHOL 12998 0% 100% 1
9 ARDAULIN 12998 0% 100% 1
10 AUDIO VISUAL EDUC ODVIM 12998 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 KHIRURGIYA 24420 2% 4% 49
2 BRITISH JOURNAL OF SURGERY 12272 4% 1% 100
3 WORLD JOURNAL OF SURGERY 6820 3% 1% 66
4 SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY 6078 3% 1% 68
5 AMERICAN JOURNAL OF SURGERY 5523 3% 1% 68
6 SURGERY GYNECOLOGY & OBSTETRICS 4845 1% 1% 35
7 GEFASSCHIRURGIE 4444 1% 3% 12
8 ANNALS OF SURGERY 4320 2% 1% 53
9 ZENTRALBLATT FUR CHIRURGIE 3478 1% 1% 34
10 VESTNIK KHIRURGII IMENI I I GREKOVA 3222 0% 2% 10

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 PERFORATED PEPTIC ULCER 477648 2% 88% 42 Search PERFORATED+PEPTIC+ULCER Search PERFORATED+PEPTIC+ULCER
2 PEPTIC ULCER PERFORATION 277550 1% 69% 31 Search PEPTIC+ULCER+PERFORATION Search PEPTIC+ULCER+PERFORATION
3 PERFORATED DUODENAL ULCER 192545 1% 74% 20 Search PERFORATED+DUODENAL+ULCER Search PERFORATED+DUODENAL+ULCER
4 HIGHLY SELECTIVE VAGOTOMY 121840 1% 63% 15 Search HIGHLY+SELECTIVE+VAGOTOMY Search HIGHLY+SELECTIVE+VAGOTOMY
5 OMENTAL PATCH 108309 0% 83% 10 Search OMENTAL+PATCH Search OMENTAL+PATCH
6 PEPTIC ULCER 90049 4% 7% 93 Search PEPTIC+ULCER Search PEPTIC+ULCER
7 SIMPLE CLOSURE 83181 0% 80% 8 Search SIMPLE+CLOSURE Search SIMPLE+CLOSURE
8 DUODENAL ULCER 76889 3% 8% 79 Search DUODENAL+ULCER Search DUODENAL+ULCER
9 RECURRENT ULCER 70761 0% 78% 7 Search RECURRENT+ULCER Search RECURRENT+ULCER
10 LAPAROSCOPIC VAGOTOMY 64988 0% 100% 5 Search LAPAROSCOPIC+VAGOTOMY Search LAPAROSCOPIC+VAGOTOMY

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 SOREIDE, K , THORSEN, K , SOREIDE, JA , (2014) STRATEGIES TO IMPROVE THE OUTCOME OF EMERGENCY SURGERY FOR PERFORATED PEPTIC ULCER.BRITISH JOURNAL OF SURGERY. VOL. 101. ISSUE 1. P. E51 -E64 71 62% 21
2 BERTLEFF, MJOE , LANGE, JF , (2010) PERFORATED PEPTIC ULCER DISEASE: A REVIEW OF HISTORY AND TREATMENT.DIGESTIVE SURGERY. VOL. 27. ISSUE 3. P. 161-169 60 83% 33
3 MOLLER, MH , ADAMSEN, S , THOMSEN, RW , MOLLER, AM , (2010) PREOPERATIVE PROGNOSTIC FACTORS FOR MORTALITY IN PEPTIC ULCER PERFORATION: A SYSTEMATIC REVIEW.SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY. VOL. 45. ISSUE 7-8. P. 785 -805 54 81% 26
4 LUNEVICIUS, R , MORKEVICIUS, M , (2005) MANAGEMENT STRATEGIES, EARLY RESULTS, BENEFITS, AND RISK FACTORS OF LAPAROSCOPIC REPAIR OF PERFORATED PEPTIC ULCER.WORLD JOURNAL OF SURGERY. VOL. 29. ISSUE 10. P. 1299-1310 63 80% 40
5 BERTLEFF, MJOE , LANGE, JF , (2010) LAPAROSCOPIC CORRECTION OF PERFORATED PEPTIC ULCER: FIRST CHOICE? A REVIEW OF LITERATURE.SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES. VOL. 24. ISSUE 6. P. 1231-1239 44 90% 56
6 ZHOU, CH , WANG, WZ , WANG, JW , ZHANG, XY , ZHANG, Q , LI, BW , XU, ZK , (2015) AN UPDATED META-ANALYSIS OF LAPAROSCOPIC VERSUS OPEN REPAIR FOR PERFORATED PEPTIC ULCER.SCIENTIFIC REPORTS. VOL. 5. ISSUE . P. - 39 91% 0
7 SOREIDE, K , THORSEN, K , HARRISON, EM , BINGENER, J , MOLLER, MH , OHENE-YEBOAH, M , SOREIDE, JA , (2015) PERFORATED PEPTIC ULCER.LANCET. VOL. 386. ISSUE 10000. P. 1288 -1298 49 62% 7
8 THORSEN, K , SOREIDE, JA , KVALOY, JT , GLOMSAKER, T , SOREIDE, K , (2013) EPIDEMIOLOGY OF PERFORATED PEPTIC ULCER: AGE- AND GENDER-ADJUSTED ANALYSIS OF INCIDENCE AND MORTALITY.WORLD JOURNAL OF GASTROENTEROLOGY. VOL. 19. ISSUE 3. P. 347-354 29 91% 32
9 (2005) PEPTIC ULCER DISEASE - IN BRIEF.CURRENT PROBLEMS IN SURGERY. VOL. 42. ISSUE 6. P. 340 -+ 90 42% 0
10 LAU, H , (2004) LAPAROSCOPIC REPAIR OF PERFORATED PEPTIC ULCER - A META-ANALYSIS.SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES. VOL. 18. ISSUE 7. P. 1013-1021 39 91% 63

Classes with closest relation at Level 2


Rank Class id link
1 1721 CAPSULE ENDOSCOPY//OBSCURE GASTROINTESTINAL BLEEDING//ANGIODYSPLASIA
2 590 GASTRIC ULCER//GASTROPROTECTION//SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY
3 2101 OBSTRUCTIVE JAUNDICE//MALIGNANT BILIARY OBSTRUCTION//DUODENOGASTRIC REFLUX
4 3675 PNEUMATOSIS INTESTINALIS//PNEUMATOSIS CYSTOIDES INTESTINALIS//HEPATIC PORTAL VENOUS GAS
5 4028 KHIRURGIYA//SOVETSKAYA MEDITSINA//VESTNIK KHIRURGII IMENI I I GREKOVA
6 196 HELICOBACTER PYLORI//HELICOBACTER//GASTRITIS
7 466 NSAIDS//NON STEROIDAL ANTI INFLAMMATORY DRUGS//COX 2 INHIBITORS
8 3174 DIVERTICULITIS//DIVERTICULAR DISEASE//DIVERTICULOSIS
9 1647 ABDOMINAL COMPARTMENT SYNDROME//SOMATOSTATIN RECEPTOR//SOMATOSTATIN
10 531 GASTROESOPHAGEAL REFLUX DISEASE//GASTROESOPHAGEAL REFLUX//PROTON PUMP INHIBITORS

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