Class information for:
Level 1: AORTIC VALVE AREA//AORTIC STENOSIS//LOW GRADIENT AORTIC STENOSIS

Basic class information

ID Publications Average number
of references
Avg. shr. active
ref. in WoS
8741 1153 25.9 72%



Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)



ID, lev.
above
Publications Label for level above
167 21570 JOURNAL OF HEART VALVE DISEASE//AORTIC STENOSIS//TRANSCATHETER AORTIC VALVE IMPLANTATION

Terms with highest relevance score



Rank Term Type of term Relevance score
(tfidf)
Class's shr.
of term's tot.
occurrences
Shr. of publ.
in class containing
term
Num. of
publ. in
class
1 AORTIC VALVE AREA Author keyword 31 67% 2% 28
2 AORTIC STENOSIS Author keyword 30 11% 21% 244
3 LOW GRADIENT AORTIC STENOSIS Author keyword 11 78% 1% 7
4 AORTIC VALVE STENOSIS Author keyword 10 11% 8% 91
5 GORLIN FORMULA Author keyword 9 83% 0% 5
6 ASYMPTOMATIC AORTIC STENOSIS Author keyword 8 75% 1% 6
7 LOW GRADIENT Author keyword 8 50% 1% 12
8 VALVULOARTERIAL IMPEDANCE Author keyword 6 80% 0% 4
9 VALVE STUDY GRP Address 5 60% 1% 6
10 LOW FLOW LOW GRADIENT Author keyword 4 75% 0% 3

Web of Science journal categories

Author Key Words



Rank Web of Science journal category Relevance score
(tfidf)
Class's shr.
of term's tot.
occurrences
Shr. of publ.
in class containing
term
Num. of
publ. in
class
LCSH search Wikipedia search
1 AORTIC VALVE AREA 31 67% 2% 28 Search AORTIC+VALVE+AREA Search AORTIC+VALVE+AREA
2 AORTIC STENOSIS 30 11% 21% 244 Search AORTIC+STENOSIS Search AORTIC+STENOSIS
3 LOW GRADIENT AORTIC STENOSIS 11 78% 1% 7 Search LOW+GRADIENT+AORTIC+STENOSIS Search LOW+GRADIENT+AORTIC+STENOSIS
4 AORTIC VALVE STENOSIS 10 11% 8% 91 Search AORTIC+VALVE+STENOSIS Search AORTIC+VALVE+STENOSIS
5 GORLIN FORMULA 9 83% 0% 5 Search GORLIN+FORMULA Search GORLIN+FORMULA
6 ASYMPTOMATIC AORTIC STENOSIS 8 75% 1% 6 Search ASYMPTOMATIC+AORTIC+STENOSIS Search ASYMPTOMATIC+AORTIC+STENOSIS
7 LOW GRADIENT 8 50% 1% 12 Search LOW+GRADIENT Search LOW+GRADIENT
8 VALVULOARTERIAL IMPEDANCE 6 80% 0% 4 Search VALVULOARTERIAL+IMPEDANCE Search VALVULOARTERIAL+IMPEDANCE
9 LOW FLOW LOW GRADIENT 4 75% 0% 3 Search LOW+FLOW+LOW+GRADIENT Search LOW+FLOW+LOW+GRADIENT
10 CONTINUITY EQUATION 3 13% 2% 21 Search CONTINUITY+EQUATION Search CONTINUITY+EQUATION

Key Words Plus



Rank Web of Science journal category Relevance score
(tfidf)
Class's shr.
of term's tot.
occurrences
Shr. of publ.
in class containing
term
Num. of
publ. in
class
1 GORLIN FORMULA 127 76% 8% 89
2 PARADOXICAL LOW FLOW 80 70% 6% 66
3 CONTINUITY EQUATION 46 49% 6% 69
4 VALVE AREA 35 37% 7% 77
5 PRESSURE RECOVERY 33 45% 5% 55
6 TRANSVALVULAR PRESSURE GRADIENTS 31 92% 1% 12
7 LOW TRANSVALVULAR GRADIENTS 25 75% 2% 18
8 OPERATIVE RISK STRATIFICATION 19 58% 2% 22
9 STROKE WORK LOSS 18 83% 1% 10
10 VALVE STENOSIS 18 19% 7% 84

Journals

Reviews



Title Publ. year Cit. Active
references
% act. ref.
to same field
Echocardiographic Assessment of Valve Stenosis: EAE/ASE Recommendations for Clinical Practice 2009 519 97 38%
Low-Flow, Low-Gradient Aortic Stenosis With Normal and Depressed Left Ventricular Ejection Fraction 2012 50 51 82%
Paradoxical low flow and/or low gradient severe aortic stenosis despite preserved left ventricular ejection fraction: implications for diagnosis and treatment 2010 89 30 70%
Accurate Assessment of Aortic Stenosis A Review of Diagnostic Modalities and Hemodynamics 2014 6 87 63%
Improving Assessment of Aortic Stenosis 2012 34 52 75%
Imaging of Low-Gradient Severe Aortic Stenosis 2013 9 43 77%
Low-flow, low-gradient severe aortic stenosis in patients with normal ejection fraction 2013 4 23 83%
The role of stress testing in evaluation of asymptomatic patients with aortic stenosis 2013 4 22 73%
Low-flow, low-gradient aortic stenosis: from evaluation to treatment 2007 18 47 81%
Risk stratification in asymptomatic severe aortic stenosis: a critical appraisal 2012 9 40 63%

Address terms



Rank Address term Relevance score
(tfidf)
Class's shr.
of term's tot.
occurrences
Shr. of publ.
in class containing
term
Num. of
publ. in
class
1 VALVE STUDY GRP 5 60% 0.5% 6
2 QUEBEC HEART LUNG 4 10% 2.9% 33
3 HEART VALVE CLIN 2 18% 0.7% 8
4 CARDIOVASC BIOMECH TEAM 1 50% 0.2% 2
5 VALVULAR HEART DIS CLIN 1 50% 0.2% 2
6 CARDIOL B2142 1 33% 0.3% 3
7 UNIV LIEGE HOSP 1 21% 0.3% 4
8 CARDIAC DYNAM 1 33% 0.2% 2
9 CARDIOVASC FLOW DYNAM 1 33% 0.2% 2
10 NW HEART 1 33% 0.2% 2

Related classes at same level (level 1)



Rank Relatedness score Related classes
1 0.0000232366 PROXIMAL ISOVELOCITY SURFACE AREA//MITRAL VALVE AREA//VENA CONTRACTA AREA
2 0.0000215854 MITRAL ANNULAR CALCIFICATION//CALCIFIC AORTIC VALVE DISEASE//VALVULAR INTERSTITIAL CELLS
3 0.0000175029 GRP RECH VALVULOPATHIES//CHRONIC AORTIC REGURGITATION//HEART OSTERGOTLAND
4 0.0000149089 TRANSCATHETER AORTIC VALVE IMPLANTATION//TRANSCATHETER AORTIC VALVE REPLACEMENT//TAVI
5 0.0000122857 JOURNAL OF HEART VALVE DISEASE//PATIENT PROSTHESIS MISMATCH//AORTIC VALVE REPLACEMENT
6 0.0000110152 BALLOON VALVULOPLASTY//AORTIC BALLOON VALVULOPLASTY//PULMONARY VALVE STENOSIS
7 0.0000069569 THREE DIMENSIONAL ECHOCARDIOGRAPHY//ACOUSTIC QUANTIFICATION//AUTOMATED BORDER DETECTION
8 0.0000061588 ACCESSORY MITRAL VALVE TISSUE//SUBAORTIC STENOSIS//DISCRETE SUBAORTIC STENOSIS
9 0.0000057804 SPECKLE TRACKING//SPECKLE TRACKING ECHOCARDIOGRAPHY//JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY
10 0.0000053598 HEART DEFECTS CONGENITAL EPIDEMIOLOGY//HEART DEFECTS CONGENITAL TRENDS//HEART SURGERY HISTORY