Class information for:
Level 1: PEAK EXPIRATORY FLOW//NOCTURNAL ASTHMA//PEAK FLOW METER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
12823 878 27.4 58%


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
0 4 BIOCHEMISTRY & MOLECULAR BIOLOGY//CELL BIOLOGY//ONCOLOGY 4064930
54 3       ASTHMA//RESPIRATORY SYSTEM//ALLERGY 90590
112 2             ASTHMA//EOSINOPHILS//ALLERGY 25091
12823 1                   PEAK EXPIRATORY FLOW//NOCTURNAL ASTHMA//PEAK FLOW METER 878

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 PEAK EXPIRATORY FLOW authKW 541888 7% 26% 60
2 NOCTURNAL ASTHMA authKW 528937 4% 45% 34
3 PEAK FLOW METER authKW 438171 2% 60% 21
4 JAMES B SKATRUD PULM SLEEP address 124200 1% 71% 5
5 PEAK EXPIRATORY FLOW RATE authKW 107213 2% 15% 21
6 PEAK FLOW DETERMINING FACTORS authKW 104331 0% 100% 3
7 ADDED EXPIRATORY RESISTANCE authKW 69554 0% 100% 2
8 BIOSTAT MED INFORMAT POPULAT HLTH SCI address 69554 0% 100% 2
9 DETECTION OF FLOW LIMITATION authKW 69554 0% 100% 2
10 MINI WRIGHT PEAK FLOW METER authKW 69554 0% 100% 2

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 32564 50% 0% 438
2 Allergy 11457 17% 0% 149
3 Critical Care Medicine 3162 12% 0% 105
4 Medicine, General & Internal 510 13% 0% 110
5 Physiology 257 7% 0% 60
6 Pediatrics 256 7% 0% 60
7 Immunology 193 9% 0% 78
8 Sport Sciences 138 3% 0% 30
9 Primary Health Care 43 1% 0% 7
10 Cardiac & Cardiovascular System 39 4% 0% 35

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 JAMES B SKATRUD PULM SLEEP 124200 1% 71% 5
2 BIOSTAT MED INFORMAT POPULAT HLTH SCI 69554 0% 100% 2
3 YALE SLEEP DISORDERS 46368 0% 67% 2
4 ARIA INITIAT 34777 0% 100% 1
5 BRAIN REPAIR NEUROSURG 34777 0% 100% 1
6 CATTEDRA TISIOL MALATTIE PARATO P 34777 0% 100% 1
7 FIELD STUDY BRANCH 34777 0% 100% 1
8 HERMANN CHRONOBIOL CHRONOTHER EUT 34777 0% 100% 1
9 HLTH PARTNERS SECT ANAT CLIN PATHOL 34777 0% 100% 1
10 HYPERBR MED 34777 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 JOURNAL OF ASTHMA 31306 6% 2% 52
2 EUROPEAN RESPIRATORY JOURNAL 17204 8% 1% 67
3 THORAX 12235 6% 1% 50
4 CHEST 6305 7% 0% 62
5 CHRONOBIOLOGY INTERNATIONAL 5513 2% 1% 19
6 AMERICAN REVIEW OF RESPIRATORY DISEASE 4711 3% 0% 29
7 BRITISH JOURNAL OF DISEASES OF THE CHEST 4508 1% 2% 8
8 RESPIRATORY MEDICINE 4425 3% 0% 26
9 ANNALS OF ALLERGY 4278 2% 1% 17
10 AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE 3878 4% 0% 33

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 PEAK EXPIRATORY FLOW 541888 7% 26% 60 Search PEAK+EXPIRATORY+FLOW Search PEAK+EXPIRATORY+FLOW
2 NOCTURNAL ASTHMA 528937 4% 45% 34 Search NOCTURNAL+ASTHMA Search NOCTURNAL+ASTHMA
3 PEAK FLOW METER 438171 2% 60% 21 Search PEAK+FLOW+METER Search PEAK+FLOW+METER
4 PEAK EXPIRATORY FLOW RATE 107213 2% 15% 21 Search PEAK+EXPIRATORY+FLOW+RATE Search PEAK+EXPIRATORY+FLOW+RATE
5 PEAK FLOW DETERMINING FACTORS 104331 0% 100% 3 Search PEAK+FLOW+DETERMINING+FACTORS Search PEAK+FLOW+DETERMINING+FACTORS
6 ADDED EXPIRATORY RESISTANCE 69554 0% 100% 2 Search ADDED+EXPIRATORY+RESISTANCE Search ADDED+EXPIRATORY+RESISTANCE
7 DETECTION OF FLOW LIMITATION 69554 0% 100% 2 Search DETECTION+OF+FLOW+LIMITATION Search DETECTION+OF+FLOW+LIMITATION
8 MINI WRIGHT PEAK FLOW METER 69554 0% 100% 2 Search MINI+WRIGHT+PEAK+FLOW+METER Search MINI+WRIGHT+PEAK+FLOW+METER
9 PEAK EXPIRATORY FLOW METER 69554 0% 100% 2 Search PEAK+EXPIRATORY+FLOW+METER Search PEAK+EXPIRATORY+FLOW+METER
10 PEAK FLOW MEASUREMENTS 69554 0% 100% 2 Search PEAK+FLOW+MEASUREMENTS Search PEAK+FLOW+MEASUREMENTS

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 KHAN, WH , MOHSENIN, V , D'AMBROSIO, CM , (2014) SLEEP IN ASTHMA.CLINICS IN CHEST MEDICINE. VOL. 35. ISSUE 3. P. 483 -+ 46 64% 3
2 D'AMBROSIO, CM , MOHSENIN, V , (1998) SLEEP IN ASTHMA.CLINICS IN CHEST MEDICINE. VOL. 19. ISSUE 1. P. 127-+ 35 71% 9
3 SMOLENSKY, MH , LEMMER, B , REINBERG, AE , (2007) CHRONOBIOLOGY AND CHRONOTHERAPY OF ALLERGIC RHINITIS AND BRONCHIAL ASTHMA.ADVANCED DRUG DELIVERY REVIEWS. VOL. 59. ISSUE 9-10. P. 852-882 51 32% 71
4 BRAND, PLP , DEGOOIJER, A , POSTMA, DS , (1997) CHANGES IN PEAK EXPIRATORY FLOW IN HEALTHY SUBJECTS AND IN PATIENTS WITH OBSTRUCTIVE LUNG DISEASE.EUROPEAN RESPIRATORY JOURNAL. VOL. 10. ISSUE . P. S69 -S71 31 82% 2
5 JINDAL, SL , AGGARWAL, AN , GUPTA, D , (2002) DIURNAL VARIABILITY OF PEAK EXPIRATORY FLOW.JOURNAL OF ASTHMA. VOL. 39. ISSUE 5. P. 363 -373 32 64% 7
6 JAIN, P , KAVURU, MS , EMERMAN, CL , AHMAD, M , (1998) UTILITY OF PEAK EXPIRATORY FLOW MONITORING.CHEST. VOL. 114. ISSUE 3. P. 861 -876 51 40% 29
7 SKLOOT, GS , (2002) NOCTURNAL ASTHMA: MECHANISMS AND MANAGEMENT.MOUNT SINAI JOURNAL OF MEDICINE. VOL. 69. ISSUE 3. P. 140-147 24 73% 16
8 LEBOWITZ, MD , KRZYZANOWSKI, M , QUACKENBOSS, JJ , OROURKE, MK , (1997) DIURNAL VARIATION OF PEF AND ITS USE IN EPIDEMIOLOGICAL STUDIES.EUROPEAN RESPIRATORY JOURNAL. VOL. 10. ISSUE . P. S49 -S56 29 69% 13
9 BOHADANA, AB , HANNHART, B , TECULESCU, DB , (2002) NOCTURNAL WORSENING OF ASTHMA AND SLEEP-DISORDERED BREATHING.JOURNAL OF ASTHMA. VOL. 39. ISSUE 2. P. 85 -100 38 43% 33
10 GUVEN, SF , DURSUN, AB , CIFTCI, B , ERKEKOL, FO , KURT, OK , (2014) THE PREVALENCE OF OBSTRUCTIVE SLEEP APNEA IN PATIENTS WITH DIFFICULT-TO-TREAT ASTHAMA (RETRACTED ARTICLE. SEE VOL. 33, PG. 349, 2015).ASIAN PACIFIC JOURNAL OF ALLERGY AND IMMUNOLOGY. VOL. 32. ISSUE 2. P. 153 -159 17 71% 2

Classes with closest relation at Level 1


Rank Class id link
1 6638 METHACHOLINE//BRONCHIAL HYPERRESPONSIVENESS//METHACHOLINE INHALATION CHALLENGE
2 37480 BASHI//BUJUMBURA CITY//CHILDHOOD CARDIAC AUTONOMIC FUNCTION
3 11903 OBESITY HYPOVENTILATION SYNDROME//PICKWICKIAN SYNDROME//SLEEP RELATED HYPOXAEMIA
4 1215 SPIROMETRY//COPD//LOWER LIMIT OF NORMAL
5 6849 CAS 58 55 9//ABT BIOPHARM PHARMAKOKINETIK//ANTIASTHMATICS
6 22050 MAXIMAL EXPIRATORY FLOW VOLUME CURVE//FORCED EXPIRATION//MAXIMUM EXPIRATORY FLOW VOLUME
7 11521 OXITROPIUM BROMIDE//IPRATROPIUM BROMIDE//BERODUAL
8 52 ASTHMA//JOURNAL OF ASTHMA//ASTHMA CONTROL
9 34127 TRACHEAL TONE//AIRWAY RELATED VAGAL PREGANGLIONIC NEURONS//AIRWAY REFLEX RESPONSES
10 24362 UROL TRANSPLANTAT UNIT//THEOPHYLLINE//2 6 DIOXO PURIN 7 YL DERIVATIVES

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