Class information for:
Level 1: PERFORATED PEPTIC ULCER//PEPTIC ULCER PERFORATION//PERFORATED DUODENAL ULCER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
5361 1634 26.9 49%


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

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 686692 3% 88% 42
2 PEPTIC ULCER PERFORATION authKW 399026 2% 69% 31
3 PERFORATED DUODENAL ULCER authKW 276816 1% 74% 20
4 HIGHLY SELECTIVE VAGOTOMY authKW 175168 1% 63% 15
5 OMENTAL PATCH authKW 155711 1% 83% 10
6 SIMPLE CLOSURE authKW 119586 0% 80% 8
7 PEPTIC ULCER authKW 110755 5% 7% 86
8 DUODENAL ULCER authKW 99678 5% 7% 75
9 LAPAROSCOPIC VAGOTOMY authKW 93429 0% 100% 5
10 GIANT DUODENAL ULCER authKW 77856 0% 83% 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 19886 58% 0% 954
2 Gastroenterology & Hepatology 8171 22% 0% 356
3 Medicine, General & Internal 1609 16% 0% 257
4 Emergency Medicine 50 1% 0% 15
5 Obstetrics & Gynecology 27 2% 0% 34
6 Geriatrics & Gerontology 19 1% 0% 14
7 Public, Environmental & Occupational Health 14 3% 0% 44
8 MEDICINE, MISCELLANEOUS 10 0% 0% 1
9 Tropical Medicine 2 0% 0% 6
10 Primary Health Care 1 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 CLIN GEN PLAST SURG 37372 0% 100% 2
2 CLIN INTERNAL OCCUPAT DIS 24021 0% 43% 3
3 ABT ALLGEMEINE CHIRURG VISZERAL GEFAS IRURG 18686 0% 100% 1
4 ARDAULIN 18686 0% 100% 1
5 AUDIO VISUAL EDUC ODVIM 18686 0% 100% 1
6 BUHARA CAD 18686 0% 100% 1
7 CENT COORDINATING COMM SURG 18686 0% 100% 1
8 CLIN GEN PLAST SURG ORTHOPAED TRAUMA SURG 18686 0% 100% 1
9 CLIN GEN PLAST SURG ORTHOPAED TRAUMATOL 18686 0% 100% 1
10 CLINICZZATA CHIRURG GEN 1 18686 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 33727 3% 4% 48
2 BRITISH JOURNAL OF SURGERY 17728 6% 1% 100
3 WORLD JOURNAL OF SURGERY 8415 4% 1% 61
4 SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY 7784 4% 1% 64
5 AMERICAN JOURNAL OF SURGERY 7303 4% 1% 65
6 ANNALS OF SURGERY 5789 3% 1% 51
7 VESTNIK KHIRURGII IMENI I I GREKOVA 4640 1% 2% 10
8 SURGERY GYNECOLOGY & OBSTETRICS 4466 2% 1% 28
9 ACTA CHIRURGICA SCANDINAVICA 4394 1% 1% 21
10 SURGICAL LAPAROSCOPY & ENDOSCOPY 4091 1% 2% 12

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 686692 3% 88% 42 Search PERFORATED+PEPTIC+ULCER Search PERFORATED+PEPTIC+ULCER
2 PEPTIC ULCER PERFORATION 399026 2% 69% 31 Search PEPTIC+ULCER+PERFORATION Search PEPTIC+ULCER+PERFORATION
3 PERFORATED DUODENAL ULCER 276816 1% 74% 20 Search PERFORATED+DUODENAL+ULCER Search PERFORATED+DUODENAL+ULCER
4 HIGHLY SELECTIVE VAGOTOMY 175168 1% 63% 15 Search HIGHLY+SELECTIVE+VAGOTOMY Search HIGHLY+SELECTIVE+VAGOTOMY
5 OMENTAL PATCH 155711 1% 83% 10 Search OMENTAL+PATCH Search OMENTAL+PATCH
6 SIMPLE CLOSURE 119586 0% 80% 8 Search SIMPLE+CLOSURE Search SIMPLE+CLOSURE
7 PEPTIC ULCER 110755 5% 7% 86 Search PEPTIC+ULCER Search PEPTIC+ULCER
8 DUODENAL ULCER 99678 5% 7% 75 Search DUODENAL+ULCER Search DUODENAL+ULCER
9 LAPAROSCOPIC VAGOTOMY 93429 0% 100% 5 Search LAPAROSCOPIC+VAGOTOMY Search LAPAROSCOPIC+VAGOTOMY
10 GIANT DUODENAL ULCER 77856 0% 83% 5 Search GIANT+DUODENAL+ULCER Search GIANT+DUODENAL+ULCER

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 (2005) PEPTIC ULCER DISEASE - IN BRIEF.CURRENT PROBLEMS IN SURGERY. VOL. 42. ISSUE 6. P. 340 -+ 90 42% 0
9 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
10 LUI, FY , DAVIS, KA , (2010) GASTRODUODENAL PERFORATION: MAXIMAL OR MINIMAL INTERVENTION?.SCANDINAVIAN JOURNAL OF SURGERY. VOL. 99. ISSUE 2. P. 73 -77 42 76% 4

Classes with closest relation at Level 1


Rank Class id link
1 34791 ACETYLSALICYLIC ACID CLINICAL STUDIES GASTRIC POTENTIAL DIFFERENCE//ASPIRINR PLUS C//CHU NECKER ENFANTS MALAD BIOPHYS
2 22908 IDIOPATHIC PEPTIC ULCER//IDIOPATHIC ULCER//PEPTIC ULCER
3 34771 PERFORATED PYOMETRA//PYOMETRA//PERFORATED GASTRIC CANCER
4 2823 SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY//SUCRALFATE//GASTROENTEROLOGY & HEPATOLOGY
5 2454 PEPTIC ULCER BLEEDING//UPPER GASTROINTESTINAL BLEEDING//ENDOSCOPIC HEMOSTASIS
6 6135 DUODENOGASTRIC REFLUX//BILE REFLUX//GASTRIC REMNANT CANCER
7 31198 KHIRURGIYA//POSTGASTRORESECTION SYNDROME//SOVETSKAYA MEDITSINA
8 33482 ACOUSMATIC LISTENING//BACTERIAL HYPOTHESIS//BANGA
9 28163 APT DOWNEY TEST//CHILDHOOD DUODENAL PERFORATION//CHILDHOOD DUODENAL ULCER
10 30847 TYPHOID PERFORATION//ENTERIC PERFORATION//TYPHOID INTESTINAL PERFORATION

Go to start page