Class information for:
Level 2: CAFFEINE//ENERGY DRINKS//COFFEE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
1588 7204 33.1 60%


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
3 4 PLANT SCIENCES//AGRONOMY//FOOD SCIENCE & TECHNOLOGY 1882812
527 3       CAFFEINE//COFFEE//GREEN TEA 20032
1588 2             CAFFEINE//ENERGY DRINKS//COFFEE 7204
6725 1                   ENERGY DRINKS//CAFFEINE//CAFFEINE WITHDRAWAL 1451
6849 1                   CAS 58 55 9//ABT BIOPHARM PHARMAKOKINETIK//ANTIASTHMATICS 1436
7797 1                   COFFEE//CAFESTOL//KAHWEOL 1326
10694 1                   CYP1A2//CAFFEINE//CAFFEINE METABOLISM 1042
17103 1                   ERGOGENIC AID//ERGOGENIC//EXERCISE TRAINING 617
18665 1                   THEOBROMINE//CAFFEINE DETERMINATION//CAFFEINE 541
21239 1                   DOXAPRAM//RESPIRATORY STIMULANTS//APNEA OF PREMATURITY 427
22924 1                   BROMATOL NUTR DIETET//INSTRUMENTAL PLANAR CHROMATOGRAPHY//10 11 DIHYDRO 10 HYDROXYCARBAMAZEPINE MHD 364

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 CAFFEINE authKW 1855036 22% 28% 1556
2 ENERGY DRINKS authKW 800047 3% 81% 232
3 COFFEE authKW 528300 8% 22% 557
4 THEOPHYLLINE authKW 123714 3% 13% 234
5 ERGOGENIC AID authKW 121443 2% 24% 121
6 METHYLXANTHINES authKW 111102 1% 27% 96
7 COFFEE CONSUMPTION authKW 110806 1% 59% 44
8 CYP1A2 authKW 97617 2% 20% 114
9 PARAXANTHINE authKW 92254 0% 66% 33
10 CAFESTOL authKW 89984 0% 59% 36

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 Pharmacology & Pharmacy 16674 29% 0% 2116
2 Nutrition & Dietetics 7423 9% 0% 648
3 Sport Sciences 5667 7% 0% 503
4 Toxicology 2541 6% 0% 457
5 Medical Laboratory Technology 1584 3% 0% 195
6 Substance Abuse 1306 2% 0% 158
7 Pediatrics 1223 5% 0% 395
8 Allergy 1220 2% 0% 153
9 Psychiatry 1219 6% 0% 416
10 Medicine, General & Internal 771 6% 0% 467

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 BROMATOL NUTR DIETET 27720 0% 55% 12
2 EXERCISE TRAINING 23064 0% 78% 7
3 ABT BIOPHARM PHARMAKOKINETIK 21184 0% 100% 5
4 OCCUPAT HLTH PSYCHOL 16263 0% 19% 20
5 ESTUDOS SISTEMA PURINERG 11295 0% 67% 4
6 TURNING POINT 9137 0% 20% 11
7 10240 KINGSWAY AVE 8473 0% 100% 2
8 HIGH RISK NEONATAL 8473 0% 100% 2
9 HUMAN NUTR COURSE 8473 0% 100% 2
10 MILLARD FILLMORE 8473 0% 100% 2

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 THERAPEUTIC DRUG MONITORING 17249 2% 3% 124
2 INTERNATIONAL JOURNAL OF SPORT NUTRITION AND EXERCISE METABOLISM 11668 1% 6% 49
3 JOURNAL OF THE INTERNATIONAL SOCIETY OF SPORTS NUTRITION 11627 0% 8% 34
4 EUROPEAN JOURNAL OF CLINICAL PHARMACOLOGY 8155 2% 2% 118
5 DEVELOPMENTAL PHARMACOLOGY AND THERAPEUTICS 7327 0% 5% 35
6 CLINICAL PHARMACOLOGY & THERAPEUTICS 7254 1% 2% 101
7 INTERNATIONAL JOURNAL OF CLINICAL PHARMACOLOGY AND THERAPEUTICS 6486 1% 2% 78
8 BRITISH JOURNAL OF CLINICAL PHARMACOLOGY 5914 1% 1% 108
9 DRUG INTELLIGENCE & CLINICAL PHARMACY 5163 1% 3% 37
10 ANNALS OF ALLERGY 4269 1% 2% 49

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 CAFFEINE 1855036 22% 28% 1556 Search CAFFEINE Search CAFFEINE
2 ENERGY DRINKS 800047 3% 81% 232 Search ENERGY+DRINKS Search ENERGY+DRINKS
3 COFFEE 528300 8% 22% 557 Search COFFEE Search COFFEE
4 THEOPHYLLINE 123714 3% 13% 234 Search THEOPHYLLINE Search THEOPHYLLINE
5 ERGOGENIC AID 121443 2% 24% 121 Search ERGOGENIC+AID Search ERGOGENIC+AID
6 METHYLXANTHINES 111102 1% 27% 96 Search METHYLXANTHINES Search METHYLXANTHINES
7 COFFEE CONSUMPTION 110806 1% 59% 44 Search COFFEE+CONSUMPTION Search COFFEE+CONSUMPTION
8 CYP1A2 97617 2% 20% 114 Search CYP1A2 Search CYP1A2
9 PARAXANTHINE 92254 0% 66% 33 Search PARAXANTHINE Search PARAXANTHINE
10 CAFESTOL 89984 0% 59% 36 Search CAFESTOL Search CAFESTOL

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 MCLELLAN, TM , CALDWELL, JA , LIEBERMAN, HR , (2016) A REVIEW OF CAFFEINE'S EFFECTS ON COGNITIVE, PHYSICAL AND OCCUPATIONAL PERFORMANCE.NEUROSCIENCE AND BIOBEHAVIORAL REVIEWS. VOL. 71. ISSUE . P. 294 -312 180 77% 1
2 HIGDON, JV , FREI, B , (2006) COFFEE AND HEALTH: A REVIEW OF RECENT HUMAN RESEARCH.CRITICAL REVIEWS IN FOOD SCIENCE AND NUTRITION. VOL. 46. ISSUE 2. P. 101-123 153 61% 344
3 CAPPELLETTI, S , DARIA, P , SANI, G , AROMATARIO, M , (2015) CAFFEINE: COGNITIVE AND PHYSICAL PERFORMANCE ENHANCER OR PSYCHOACTIVE DRUG?.CURRENT NEUROPHARMACOLOGY. VOL. 13. ISSUE 1. P. 71 -88 108 73% 10
4 SHEARER, J , GRAHAM, TE , (2014) PERFORMANCE EFFECTS AND METABOLIC CONSEQUENCES OF CAFFEINE AND CAFFEINATED ENERGY DRINK CONSUMPTION ON GLUCOSE DISPOSAL.NUTRITION REVIEWS. VOL. 72. ISSUE . P. 121 -136 125 69% 8
5 TEMPLE, JL , (2009) CAFFEINE USE IN CHILDREN: WHAT WE KNOW, WHAT WE HAVE LEFT TO LEARN, AND WHY WE SHOULD WORRY.NEUROSCIENCE AND BIOBEHAVIORAL REVIEWS. VOL. 33. ISSUE 6. P. 793-806 124 62% 81
6 REBELLO, SA , VAN DAM, RM , (2013) COFFEE CONSUMPTION AND CARDIOVASCULAR HEALTH: GETTING TO THE HEART OF THE MATTER.CURRENT CARDIOLOGY REPORTS. VOL. 15. ISSUE 10. P. - 82 90% 17
7 FREDHOLM, BB , BATTIG, K , HOLMEN, J , NEHLIG, A , ZVARTAU, EE , (1999) ACTIONS OF CAFFEINE IN THE BRAIN WITH SPECIAL REFERENCE TO FACTORS THAT CONTRIBUTE TO ITS WIDESPREAD USE.PHARMACOLOGICAL REVIEWS. VOL. 51. ISSUE 1. P. 83 -133 154 36% 1117
8 DOEPKER, C , LIEBERMAN, HR , SMITH, AP , PECK, JD , EL-SOHEMY, A , WELSH, BT , (2016) CAFFEINE: FRIEND OR FOE?.ANNUAL REVIEW OF FOOD SCIENCE AND TECHNOLOGY, VOL 7. VOL. 7. ISSUE . P. 117 -137 90 78% 1
9 MONTAGNANA, M , FAVALORO, EJ , LIPPI, G , (2012) COFFEE INTAKE AND CARDIOVASCULAR DISEASE: VIRTUE DOES NOT TAKE CENTER STAGE.SEMINARS IN THROMBOSIS AND HEMOSTASIS. VOL. 38. ISSUE 2. P. 164-177 103 75% 9
10 DING, M , BHUPATHIRAJU, SN , SATIJA, A , VAN DAM, RM , HU, FB , (2014) LONG-TERM COFFEE CONSUMPTION AND RISK OF CARDIOVASCULAR DISEASE A SYSTEMATIC REVIEW AND A DOSE-RESPONSE META-ANALYSIS OF PROSPECTIVE COHORT STUDIES.CIRCULATION. VOL. 129. ISSUE 6. P. 643-659 58 91% 54

Classes with closest relation at Level 2


Rank Class id link
1 2355 COFFEA ARABICA//COFFEE//COFFEA CANEPHORA
2 1757 GREEN TEA//CATECHIN//EGCG
3 1171 JOURNAL OF PHARMACOKINETICS AND BIOPHARMACEUTICS//JOURNAL OF PHARMACOKINETICS AND PHARMACODYNAMICS//NONMEM
4 2266 ANABOLIC ANDROGENIC STEROIDS//KHAT//ANABOLIC STEROIDS
5 409 ADENOSINE//ADENOSINE RECEPTORS//ATP
6 2783 PLASTIC BRONCHITIS//LIPOID PNEUMONIA//POISONING
7 4032 ARTIFICIAL FOOD COLORINGS//ARTIFICIAL FOOD DYES//ARTIFICIAL FOOD COLORS
8 2031 PARACETAMOL//MICROEXTRACTION IN PACKED SYRINGE//CHEMISTRY, ANALYTICAL
9 3836 ILEX PARAGUARIENSIS//YERBA MATE//MATE
10 415 CYTOCHROME P450//CYP2D6//PREGNANE X RECEPTOR

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