Class information for:
Level 1: OBSTRUCTIVE SLEEP APNEA//SLEEP APNEA//OBSTRUCTIVE SLEEP APNEA SYNDROME

Basic class information
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
7 4 CARDIAC & CARDIOVASCULAR SYSTEM//PERIPHERAL VASCULAR DISEASES//CARDIOL 1572904
233 3       OBSTRUCTIVE SLEEP APNEA//SLEEP APNEA//RESTLESS LEGS SYNDROME 48468
231 2             OBSTRUCTIVE SLEEP APNEA//SLEEP APNEA//RESTLESS LEGS SYNDROME 20059
100 1                   OBSTRUCTIVE SLEEP APNEA//SLEEP APNEA//OBSTRUCTIVE SLEEP APNEA SYNDROME 4469

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OBSTRUCTIVE SLEEP APNEA authKW 1484935 22% 22% 971
2 SLEEP APNEA authKW 1174931 15% 24% 684
3 OBSTRUCTIVE SLEEP APNEA SYNDROME authKW 420141 5% 26% 230
4 CONTINUOUS POSITIVE AIRWAY PRESSURE authKW 400874 6% 21% 277
5 SLEEP AND BREATHING journal 356634 5% 21% 241
6 SLEEP DISORDERED BREATHING authKW 346516 6% 17% 286
7 OBSTRUCTIVE SLEEP APNOEA authKW 340358 4% 25% 195
8 SLEEP APNEA SYNDROME authKW 262966 4% 22% 167
9 INTERMITTENT HYPOXIA authKW 205720 3% 23% 125
10 SLEEP APNOEA authKW 163942 2% 23% 102

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Respiratory System 54732 29% 1% 1300
2 Clinical Neurology 12186 24% 0% 1054
3 Critical Care Medicine 9490 9% 0% 413
4 Cardiac & Cardiovascular System 4678 14% 0% 613
5 Peripheral Vascular Diseases 3956 9% 0% 417
6 Medicine, General & Internal 2365 12% 0% 537
7 Physiology 1369 7% 0% 309
8 Neurosciences 950 11% 0% 488
9 Sport Sciences 382 3% 0% 119
10 Endocrinology & Metabolism 292 4% 0% 196

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LLOYD RIGLER SLEEP NEA 119428 1% 71% 24
2 SLEEP 100245 4% 8% 187
3 SLEEP DISORDERS 96559 4% 8% 163
4 OXFORD P MED 75074 1% 24% 45
5 EFCR 72358 1% 38% 27
6 HP2 53878 1% 17% 44
7 SLEEP MED 53337 3% 6% 128
8 SLEEP UNIT 51569 1% 14% 51
9 U1042 44513 1% 18% 36
10 ERI 17 43924 0% 69% 9

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SLEEP AND BREATHING 356634 5% 21% 241
2 SLEEP 77668 5% 5% 224
3 JOURNAL OF CLINICAL SLEEP MEDICINE 70312 2% 9% 109
4 SLEEP MEDICINE 56379 3% 6% 139
5 JOURNAL OF SLEEP RESEARCH 26564 2% 5% 75
6 SLEEP MEDICINE REVIEWS 18950 1% 6% 43
7 AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE 18444 4% 2% 161
8 CHEST 14883 5% 1% 213
9 EUROPEAN RESPIRATORY JOURNAL 14780 3% 2% 140
10 SLEEP AND BIOLOGICAL RHYTHMS 8319 1% 5% 23

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 OBSTRUCTIVE SLEEP APNEA 1484935 22% 22% 971 Search OBSTRUCTIVE+SLEEP+APNEA Search OBSTRUCTIVE+SLEEP+APNEA
2 SLEEP APNEA 1174931 15% 24% 684 Search SLEEP+APNEA Search SLEEP+APNEA
3 OBSTRUCTIVE SLEEP APNEA SYNDROME 420141 5% 26% 230 Search OBSTRUCTIVE+SLEEP+APNEA+SYNDROME Search OBSTRUCTIVE+SLEEP+APNEA+SYNDROME
4 CONTINUOUS POSITIVE AIRWAY PRESSURE 400874 6% 21% 277 Search CONTINUOUS+POSITIVE+AIRWAY+PRESSURE Search CONTINUOUS+POSITIVE+AIRWAY+PRESSURE
5 SLEEP DISORDERED BREATHING 346516 6% 17% 286 Search SLEEP+DISORDERED+BREATHING Search SLEEP+DISORDERED+BREATHING
6 OBSTRUCTIVE SLEEP APNOEA 340358 4% 25% 195 Search OBSTRUCTIVE+SLEEP+APNOEA Search OBSTRUCTIVE+SLEEP+APNOEA
7 SLEEP APNEA SYNDROME 262966 4% 22% 167 Search SLEEP+APNEA+SYNDROME Search SLEEP+APNEA+SYNDROME
8 INTERMITTENT HYPOXIA 205720 3% 23% 125 Search INTERMITTENT+HYPOXIA Search INTERMITTENT+HYPOXIA
9 SLEEP APNOEA 163942 2% 23% 102 Search SLEEP+APNOEA Search SLEEP+APNOEA
10 BERLIN QUESTIONNAIRE 145006 1% 57% 36 Search BERLIN+QUESTIONNAIRE Search BERLIN+QUESTIONNAIRE

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.

Classes with closest relation at Level 1


rank cluster_id2 link
1 8907 PORTABLE MONITORING//UPPER AIRWAY RESISTANCE SYNDROME//POLYSOMNOGRAPHY
2 2960 CONTINUOUS POSITIVE AIRWAY PRESSURE//OBSTRUCTIVE SLEEP APNEA//CPAP
3 35949 SLEEP MEDICINE//OSAKA QUESTIONNAIRE//SLEEP HISTORIES
4 9981 CHEYNE STOKES RESPIRATION//CENTRAL SLEEP APNEA//ADAPTIVE SERVO VENTILATION
5 14980 OBESITY HYPOVENTILATION SYNDROME//PICKWICKIAN SYNDROME//STOP BANG QUESTIONNAIRE
6 36476 OKLAHOMA FAMILY MED//AGED PRIMARY HEALTH CARE//ESCOLA PAULISZTA MED
7 21447 SLEEP MED CIRCADIAN BIOL//ROSTRAL FLUID SHIFT//NECK FLUID VOLUME
8 29942 BOND DISORDERS//CONTINUOUS POSITIVE AIRWAYS PRESSURE CPAP TREATMENT//COORDINAC MED
9 840 SNORING//UVULOPALATOPHARYNGOPLASTY//ORAL APPLIANCE
10 29198 FLOPPY EYELID SYNDROME//FLOPPY EYELID//ADNEXAL

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