Class information for:
Level 1: T WAVE ALTERNANS//HEART RATE TURBULENCE//MICROVOLT T WAVE ALTERNANS

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
13828 747 28.5 73%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
392 16284 LONG QT SYNDROME//BRUGADA SYNDROME//QT INTERVAL

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 T WAVE ALTERNANS Author keyword 202 68% 24% 178
2 HEART RATE TURBULENCE Author keyword 71 57% 11% 84
3 MICROVOLT T WAVE ALTERNANS Author keyword 21 64% 3% 21
4 NONINVASIVE RISK STRATIFICATION Author keyword 21 90% 1% 9
5 T WAVE VARIABILITY Author keyword 15 88% 1% 7
6 REPOLARIZATION VARIABILITY Author keyword 8 75% 1% 6
7 HEART RATE TURBULENCE HRT Author keyword 8 100% 1% 5
8 PULSUS ALTERNANS Author keyword 7 57% 1% 8
9 T WAVE ALTERNANS TWA Author keyword 7 67% 1% 6
10 MODIFIED MOVING AVERAGE Author keyword 6 71% 1% 5

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 T WAVE ALTERNANS 202 68% 24% 178 Search T+WAVE+ALTERNANS Search T+WAVE+ALTERNANS
2 HEART RATE TURBULENCE 71 57% 11% 84 Search HEART+RATE+TURBULENCE Search HEART+RATE+TURBULENCE
3 MICROVOLT T WAVE ALTERNANS 21 64% 3% 21 Search MICROVOLT+T+WAVE+ALTERNANS Search MICROVOLT+T+WAVE+ALTERNANS
4 NONINVASIVE RISK STRATIFICATION 21 90% 1% 9 Search NONINVASIVE+RISK+STRATIFICATION Search NONINVASIVE+RISK+STRATIFICATION
5 T WAVE VARIABILITY 15 88% 1% 7 Search T+WAVE+VARIABILITY Search T+WAVE+VARIABILITY
6 REPOLARIZATION VARIABILITY 8 75% 1% 6 Search REPOLARIZATION+VARIABILITY Search REPOLARIZATION+VARIABILITY
7 HEART RATE TURBULENCE HRT 8 100% 1% 5 Search HEART+RATE+TURBULENCE+HRT Search HEART+RATE+TURBULENCE+HRT
8 PULSUS ALTERNANS 7 57% 1% 8 Search PULSUS+ALTERNANS Search PULSUS+ALTERNANS
9 T WAVE ALTERNANS TWA 7 67% 1% 6 Search T+WAVE+ALTERNANS+TWA Search T+WAVE+ALTERNANS+TWA
10 MODIFIED MOVING AVERAGE 6 71% 1% 5 Search MODIFIED+MOVING+AVERAGE Search MODIFIED+MOVING+AVERAGE

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 ELECTRICAL ALTERNANS 101 48% 20% 153
2 PULSUS ALTERNANS 57 79% 5% 37
3 TACHYARRHYTHMIC EVENTS 27 92% 1% 11
4 VENTRICULAR PREMATURE BEATS 27 63% 4% 27
5 BLOOD PRESSURE TURBULENCE 26 87% 2% 13
6 REPOLARIZATION ALTERNANS 23 36% 7% 52
7 T WAVE ALTERNANS 18 18% 12% 92
8 HEART RATE TURBULENCE 17 51% 3% 24
9 ST SEGMENT ALTERNANS 13 71% 1% 10
10 CARDIAC ELECTRICAL INSTABILITY 9 83% 1% 5

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Heart Rate Turbulence: Standards of Measurement, Physiological Interpretation, and Clinical Use International Society for Holter and Noninvasive Electrophysiology Consensus 2008 119 93 72%
Interpretation and classification of microvolt T wave alternans tests 2002 141 17 94%
Usefulness of T-Wave Alternans in Sudden Death Risk Stratification and Guiding Medical Therapy 2010 17 67 64%
Repolarization alternans: implications for the mechanism and prevention of sudden cardiac death 2003 97 69 51%
Heart Rate Turbulence 2013 2 69 72%
Predicting sudden cardiac death from T wave alternans of the surface electrocardiogram: Promise and pitfalls 1996 95 26 58%
Ambulatory ECG-Based T-Wave Alternans Monitoring for Risk Assessment and Guiding Medical Therapy: Mechanisms and Clinical Applications 2013 2 78 65%
Heart rate turbulence: A 5-year review 2004 42 29 83%
Origin of heart rate variability and turbulence: an appraisal of autonomic modulation of cardiovascular function 2011 21 35 34%
CARDIAC ALTERNANS - DIVERSE MECHANISMS AND CLINICAL MANIFESTATIONS 1992 117 82 49%

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 ERSTE MED KLIN 3 57% 0.5% 4
2 ABT KARDIOL HERZKREISLAUFERKRANKUNGEN 2 67% 0.3% 2
3 HARVARD THORNDIKE ELE OPHYSIOL 2 19% 0.9% 7
4 CLIN HEART VASC DIS 1 50% 0.3% 2
5 HRV 1 27% 0.5% 4
6 LINDNER CLIN TRIAL 1 33% 0.4% 3
7 COMMUN TECHNOL GRP 1 11% 1.1% 8
8 SCI TRADATE 1 33% 0.3% 2
9 ARRYTHMIAS UNIT 1 50% 0.1% 1
10 CARDIOL ELE OTHER Y 2 1 50% 0.1% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000139445 IMPLANTABLE CARDIOVERTER DEFIBRILLATOR//IMPLANTABLE CARDIOVERTER DEFIBRILLATORS//ICD
2 0.0000119809 OPTICAL MAPPING//BIDOMAIN MODEL//BIDOMAIN
3 0.0000088221 HEART RATE VARIABILITY//BAROREFLEX SENSITIVITY//POWER SPECTRAL ANALYSIS
4 0.0000088030 QT DISPERSION//QT INTERVAL//THOROUGH QT STUDY
5 0.0000082916 LATE POTENTIALS//VENTRICULAR LATE POTENTIALS//SIGNAL AVERAGED ECG
6 0.0000056762 BODY VOLUME CONDUCTOR//PERIPHERAL EDEMA//ANASARCA
7 0.0000049187 AMBULATORY RADIONUCLIDE MONITORING//PAIRED PACING//AMBULATORY CARDIAC MONITORING
8 0.0000049120 TORSADES DE POINTES//TORSADE DE POINTES//ELECT ENGN CYBERNET
9 0.0000046787 WIDE QRS COMPLEX TACHYCARDIA//BROAD COMPLEX TACHYCARDIA//WIDE COMPLEX TACHYCARDIAS
10 0.0000045247 CONTRACTION EXCITATION FEEDBACK//MECHANOELECTRIC FEEDBACK//MECHANO ELECTRIC FEEDBACK