Class information for:
Level 1: OBESITY HYPOVENTILATION SYNDROME//PICKWICKIAN SYNDROME//SLEEP RELATED HYPOXAEMIA

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
11903 946 36.4 57%



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
11 4 NEUROSCIENCES//CLINICAL NEUROLOGY//NEUROL 1112395
431 3       OBSTRUCTIVE SLEEP APNEA//SLEEP APNEA//RESTLESS LEGS SYNDROME 27358
241 2             OBSTRUCTIVE SLEEP APNEA//SLEEP APNEA//RESTLESS LEGS SYNDROME 20036
11903 1                   OBESITY HYPOVENTILATION SYNDROME//PICKWICKIAN SYNDROME//SLEEP RELATED HYPOXAEMIA 946

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 OBESITY HYPOVENTILATION SYNDROME authKW 969403 6% 52% 58
2 PICKWICKIAN SYNDROME authKW 332954 1% 74% 14
3 SLEEP RELATED HYPOXAEMIA authKW 161384 1% 100% 5
4 OBESITY HYPOVENTILATION authKW 158895 1% 62% 8
5 SLEEP RELATED HYPOXEMIA authKW 129108 0% 100% 4
6 NOCTURNAL HYPOXEMIA authKW 116180 1% 30% 12
7 SLEEP HYPOVENTILATION authKW 100862 1% 63% 5
8 COMPARTMENTAL VENTILATION authKW 96831 0% 100% 3
9 OBESITY HYPOVENTILATION SYNDROME OHS authKW 96831 0% 100% 3
10 NOCTURNAL OXYGEN THERAPY authKW 86069 0% 67% 4

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 Respiratory System 45921 57% 0% 539
2 Critical Care Medicine 5204 15% 0% 139
3 Medicine, General & Internal 1129 17% 0% 162
4 Physiology 357 8% 0% 72
5 Clinical Neurology 275 9% 0% 84
6 Sport Sciences 259 4% 0% 41
7 Cardiac & Cardiovascular System 72 5% 0% 45
8 Neurosciences 22 6% 0% 53
9 Medicine, Research & Experimental 20 3% 0% 28
10 Nursing 8 1% 0% 8

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 PULM SLEEP DISORDERS UNIT 65889 1% 29% 7
2 NORWEGIAN EXCELLENCE HOME MECH VENTILAT 58096 0% 60% 3
3 ARABA HLTH UNIT 43035 0% 67% 2
4 ASL LE I 3 32277 0% 100% 1
5 ASL LECCE 3 32277 0% 100% 1
6 ASSOC GRENOBLOISE INSUFFISANTS P 32277 0% 100% 1
7 BELLEVUE HOSP CHEST SERV MED 32277 0% 100% 1
8 CARDIOL PULMON 32277 0% 100% 1
9 CHEST SERV MED 32277 0% 100% 1
10 CIBER ENFERMEDADES P CIBE CB06 06 32277 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 AMERICAN REVIEW OF RESPIRATORY DISEASE 31860 8% 1% 78
2 CHEST 15015 10% 0% 99
3 BULLETIN EUROPEEN DE PHYSIOPATHOLOGIE RESPIRATOIRE-CLINICAL RESPIRATORY PHYSIOLOGY 11779 2% 2% 15
4 SLEEP 8985 4% 1% 35
5 RESPIRATION 7049 3% 1% 28
6 SLEEP AND BREATHING 6707 2% 1% 15
7 CLINICS IN CHEST MEDICINE 6478 2% 1% 20
8 RESPIRATORY MEDICINE 5472 3% 1% 30
9 EUROPEAN RESPIRATORY JOURNAL 4834 4% 0% 37
10 THORAX 4339 3% 0% 31

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 OBESITY HYPOVENTILATION SYNDROME 969403 6% 52% 58 Search OBESITY+HYPOVENTILATION+SYNDROME Search OBESITY+HYPOVENTILATION+SYNDROME
2 PICKWICKIAN SYNDROME 332954 1% 74% 14 Search PICKWICKIAN+SYNDROME Search PICKWICKIAN+SYNDROME
3 SLEEP RELATED HYPOXAEMIA 161384 1% 100% 5 Search SLEEP+RELATED+HYPOXAEMIA Search SLEEP+RELATED+HYPOXAEMIA
4 OBESITY HYPOVENTILATION 158895 1% 62% 8 Search OBESITY+HYPOVENTILATION Search OBESITY+HYPOVENTILATION
5 SLEEP RELATED HYPOXEMIA 129108 0% 100% 4 Search SLEEP+RELATED+HYPOXEMIA Search SLEEP+RELATED+HYPOXEMIA
6 NOCTURNAL HYPOXEMIA 116180 1% 30% 12 Search NOCTURNAL+HYPOXEMIA Search NOCTURNAL+HYPOXEMIA
7 SLEEP HYPOVENTILATION 100862 1% 63% 5 Search SLEEP+HYPOVENTILATION Search SLEEP+HYPOVENTILATION
8 COMPARTMENTAL VENTILATION 96831 0% 100% 3 Search COMPARTMENTAL+VENTILATION Search COMPARTMENTAL+VENTILATION
9 OBESITY HYPOVENTILATION SYNDROME OHS 96831 0% 100% 3 Search OBESITY+HYPOVENTILATION+SYNDROME+OHS Search OBESITY+HYPOVENTILATION+SYNDROME+OHS
10 NOCTURNAL OXYGEN THERAPY 86069 0% 67% 4 Search NOCTURNAL+OXYGEN+THERAPY Search NOCTURNAL+OXYGEN+THERAPY

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 VERBRAECKEN, J , MCNICHOLAS, WT , (2013) RESPIRATORY MECHANICS AND VENTILATORY CONTROL IN OVERLAP SYNDROME AND OBESITY HYPOVENTILATION.RESPIRATORY RESEARCH. VOL. 14. ISSUE . P. - 88 59% 11
2 PIPER, A , (2016) OBESITY HYPOVENTILATION SYNDROME WEIGHING IN ON THERAPY OPTIONS.CHEST. VOL. 149. ISSUE 3. P. 856 -868 47 68% 2
3 WEITZENBLUM, E , CHAOUAT, A , (2004) SLEEP AND CHRONIC OBSTRUCTIVE PULMONARY DISEASE.SLEEP MEDICINE REVIEWS. VOL. 8. ISSUE 4. P. 281-294 51 85% 48
4 KAW, R , HERNANDEZ, AV , WALKER, E , ABOUSSOUAN, L , MOKHLESI, B , (2009) DETERMINANTS OF HYPERCAPNIA IN OBESE PATIENTS WITH OBSTRUCTIVE SLEEP APNEA A SYSTEMATIC REVIEW AND METAANALYSIS OF COHORT STUDIES.CHEST. VOL. 136. ISSUE 3. P. 787-796 37 93% 36
5 JONES, SF , BRITO, V , GHAMANDE, S , (2015) OBESITY HYPOVENTILATION SYNDROME IN THE CRITICALLY ILL.CRITICAL CARE CLINICS. VOL. 31. ISSUE 3. P. 419 -+ 50 57% 2
6 PIPER, AJ , YEE, BJ , (2014) HYPOVENTILATION SYNDROMES.COMPREHENSIVE PHYSIOLOGY. VOL. 4. ISSUE 4. P. 1639 -1676 105 27% 2
7 COLLOP, N , (2010) SLEEP AND SLEEP DISORDERS IN CHRONIC OBSTRUCTIVE PULMONARY DISEASE.RESPIRATION. VOL. 80. ISSUE 1. P. 78-86 41 72% 15
8 MOKHLESI, B , (2010) OBESITY HYPOVENTILATION SYNDROME: A STATE-OF-THE-ART REVIEW.RESPIRATORY CARE. VOL. 55. ISSUE 10. P. 1347-1365 50 50% 62
9 MOKHLESI, B , TULAIMAT, A , (2007) RECENT ADVANCES IN OBESITY HYPOVENTILATION SYNDROME.CHEST. VOL. 132. ISSUE 4. P. 1322-1336 54 52% 66
10 DOUGLAS, NJ , (1998) SLEEP IN PATIENTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE.CLINICS IN CHEST MEDICINE. VOL. 19. ISSUE 1. P. 115 -+ 53 73% 26

Classes with closest relation at Level 1



Rank Class id link
1 30508 SECT NEONATOL PEDIAT CRIT CARE MED//RECH D0 711//RECH HOSP UNIV QUEBEC
2 16226 LONG TERM OXYGEN THERAPY//AMBULATORY OXYGEN//OXYGEN THERAPY
3 4547 GENIOGLOSSUS//UPPER AIRWAY//UPPER AIRWAY MUSCLES
4 22910 ALMITRINE//ALMITRINE BISMESYLATE//ALMITRINE RAUBASINE
5 3752 NONINVASIVE VENTILATION//ACUTE RESPIRATORY FAILURE//NON INVASIVE VENTILATION
6 10116 CHEYNE STOKES RESPIRATION//CENTRAL SLEEP APNEA//ADAPTIVE SERVO VENTILATION
7 39 OBSTRUCTIVE SLEEP APNEA//SLEEP APNEA//SLEEP DISORDERED BREATHING
8 23656 UPPER AIRWAY RESISTANCE SYNDROME//RESPIRATORY EFFORT//SLEEP FRAGMENTATION
9 37027 MUDENG//ADAPTIN DOMAIN//ALCALASE POTATO PROTEIN HYDROLYSATE
10 12823 PEAK EXPIRATORY FLOW//NOCTURNAL ASTHMA//PEAK FLOW METER

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