Class information for:
Level 1: ELECTRONIC CIGARETTES//E CIGARETTES//VAPING

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
11644 965 34.9 67%


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
1 4 ECONOMICS//EDUCATION & EDUCATIONAL RESEARCH//PSYCHOL 3876184
341 3       SMOKING CESSATION//SMOKING//TOBACCO CONTROL 36872
18 2             SMOKING CESSATION//SMOKING//TOBACCO CONTROL 36872
11644 1                   ELECTRONIC CIGARETTES//E CIGARETTES//VAPING 965

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 ELECTRONIC CIGARETTES authKW 8683034 32% 88% 313
2 E CIGARETTES authKW 4910786 20% 80% 195
3 VAPING authKW 824677 4% 74% 35
4 ELECTRONIC NICOTINE DELIVERY SYSTEMS authKW 800214 3% 90% 28
5 ELECTRONIC NICOTINE DELIVERY DEVICES authKW 648157 3% 79% 26
6 E LIQUID authKW 543926 2% 90% 19
7 STUDY TOBACCO PROD address 382840 2% 55% 22
8 TOBACCO PROD address 273895 3% 28% 31
9 BIOL CHEM TOXICOL address 221489 1% 100% 7
10 CPCT address 182304 1% 52% 11

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 Substance Abuse 26289 24% 0% 236
2 Public, Environmental & Occupational Health 13422 48% 0% 463
3 Toxicology 364 7% 0% 63
4 Medicine, General & Internal 355 10% 0% 100
5 Medicine, Legal 329 2% 0% 20
6 Psychology, Clinical 310 4% 0% 43
7 Psychiatry 287 7% 0% 70
8 Respiratory System 191 4% 0% 41
9 Pediatrics 172 6% 0% 54
10 Psychology, Developmental 166 3% 0% 25

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 STUDY TOBACCO PROD 382840 2% 55% 22
2 TOBACCO PROD 273895 3% 28% 31
3 BIOL CHEM TOXICOL 221489 1% 100% 7
4 CPCT 182304 1% 52% 11
5 POLICLIN V EMANUELE 131837 1% 83% 5
6 UOC MED INTERNA URGENZA 126565 0% 100% 4
7 TOBACCO DEPENDENCE UNIT 112494 1% 44% 8
8 TOBACCO STUDIES 96421 1% 38% 8
9 TOBACCO REGULATORY SCI TCORS 94924 0% 100% 3
10 PREVENZ CURA TABAGISMO 87888 1% 56% 5

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 NICOTINE & TOBACCO RESEARCH 108054 9% 4% 91
2 TOBACCO CONTROL 85025 7% 4% 69
3 TOBACCO INDUCED DISEASES 36455 1% 8% 14
4 INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH 14090 5% 1% 45
5 MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT 9084 2% 2% 17
6 ADDICTIVE BEHAVIORS 8763 4% 1% 37
7 INTERNATIONAL JOURNAL OF PUBLIC HEALTH 7426 1% 2% 14
8 ADDICTION 5881 3% 1% 28
9 AMERICAN JOURNAL OF PREVENTIVE MEDICINE 4657 3% 1% 26
10 JOURNAL OF ADOLESCENT HEALTH 4431 3% 1% 25

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 ELECTRONIC CIGARETTES 8683034 32% 88% 313 Search ELECTRONIC+CIGARETTES Search ELECTRONIC+CIGARETTES
2 E CIGARETTES 4910786 20% 80% 195 Search E+CIGARETTES Search E+CIGARETTES
3 VAPING 824677 4% 74% 35 Search VAPING Search VAPING
4 ELECTRONIC NICOTINE DELIVERY SYSTEMS 800214 3% 90% 28 Search ELECTRONIC+NICOTINE+DELIVERY+SYSTEMS Search ELECTRONIC+NICOTINE+DELIVERY+SYSTEMS
5 ELECTRONIC NICOTINE DELIVERY DEVICES 648157 3% 79% 26 Search ELECTRONIC+NICOTINE+DELIVERY+DEVICES Search ELECTRONIC+NICOTINE+DELIVERY+DEVICES
6 E LIQUID 543926 2% 90% 19 Search E+LIQUID Search E+LIQUID
7 TOBACCO HARM REDUCTION 178231 1% 43% 13 Search TOBACCO+HARM+REDUCTION Search TOBACCO+HARM+REDUCTION
8 E CIG 162725 1% 86% 6 Search E+CIG Search E+CIG
9 TOBACCO CIGARETTE 155038 1% 70% 7 Search TOBACCO+CIGARETTE Search TOBACCO+CIGARETTE
10 E JUICE 126565 0% 100% 4 Search E+JUICE Search E+JUICE

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 LEVY, DT , CUMMINGS, KM , VILLANTI, AC , NIAURA, R , ABRAMS, DB , FONG, GT , BORLAND, R , (2017) A FRAMEWORK FOR EVALUATING THE PUBLIC HEALTH IMPACT OF E-CIGARETTES AND OTHER VAPORIZED NICOTINE PRODUCTS.ADDICTION. VOL. 112. ISSUE 1. P. 8 -17 57 76% 4
2 KALKHORAN, S , GLANTZ, SA , (2016) E-CIGARETTES AND SMOKING CESSATION IN REAL-WORLD AND CLINICAL SETTINGS: A SYSTEMATIC REVIEW AND META-ANALYSIS.LANCET RESPIRATORY MEDICINE. VOL. 4. ISSUE 2. P. 116 -128 41 87% 48
3 HAJEK, P , ETTER, JF , BENOWITZ, N , EISSENBERG, T , MCROBBIE, H , (2014) ELECTRONIC CIGARETTES: REVIEW OF USE, CONTENT, SAFETY, EFFECTS ON SMOKERS AND POTENTIAL FOR HARM AND BENEFIT.ADDICTION. VOL. 109. ISSUE 11. P. 1801 -1810 54 89% 110
4 GRANA, R , BENOWITZ, N , GLANTZ, SA , (2014) E-CIGARETTES A SCIENTIFIC REVIEW.CIRCULATION. VOL. 129. ISSUE 19. P. 1972-1986 48 67% 253
5 BHATNAGAR, A , WHITSEL, LP , RIBISL, KM , BULLEN, C , CHALOUPKA, F , PIANO, MR , ROBERTSON, RM , MCAULEY, T , GOFF, D , BENOWITZ, N , (2014) ELECTRONIC CIGARETTES A POLICY STATEMENT FROM THE AMERICAN HEART ASSOCIATION.CIRCULATION. VOL. 130. ISSUE 16. P. 1418 -1436 65 74% 75
6 MALAS, M , VAN DER TEMPEL, J , SCHWARTZ, R , MINICHIELLO, A , LIGHTFOOT, C , NOORMOHAMED, A , ANDREWS, J , ZAWERTAILO, L , FERRENCE, R , (2016) ELECTRONIC CIGARETTES FOR SMOKING CESSATION: A SYSTEMATIC REVIEW.NICOTINE & TOBACCO RESEARCH. VOL. 18. ISSUE 10. P. 1926 -1936 57 93% 5
7 DINAKAR, C , O'CONNOR, GT , (2016) THE HEALTH EFFECTS OF ELECTRONIC CIGARETTES.NEW ENGLAND JOURNAL OF MEDICINE. VOL. 375. ISSUE 14. P. 1372 -1381 62 91% 1
8 WILLS, TA , KNIGHT, R , SARGENT, JD , GIBBONS, FX , PAGANO, I , WILLIAMS, RJ , (2017) LONGITUDINAL STUDY OF E-CIGARETTE USE AND ONSET OF CIGARETTE SMOKING AMONG HIGH SCHOOL STUDENTS IN HAWAII.TOBACCO CONTROL. VOL. 26. ISSUE 1. P. 34 -39 22 73% 7
9 HARTMANN-BOYCE, J , MCROBBIE, H , BULLEN, C , BEGH, R , STEAD, LF , HAJEK, P , (2016) ELECTRONIC CIGARETTES FOR SMOKING CESSATION.COCHRANE DATABASE OF SYSTEMATIC REVIEWS. VOL. . ISSUE 9. P. - 79 74% 0
10 KIM, JW , BAUM, CR , (2015) LIQUID NICOTINE TOXICITY.PEDIATRIC EMERGENCY CARE. VOL. 31. ISSUE 7. P. 517 -521 51 98% 7

Classes with closest relation at Level 1


Rank Class id link
1 6603 SMOKELESS TOBACCO//SNUS//SNUFF
2 15640 WATERPIPE//HOOKAH//WATERPIPE SMOKING
3 11371 TOBACCO CONTROL//TOBACCO OUTLETS//TOBACCO ADVERTISING
4 6260 BEITRAGE ZUR TABAKFORSCHUNG INTERNATIONAL//PHILIP MORRIS INT RD//SMOKE CHEMISTRY
5 9127 NICOTINE DEPENDENCE//FTND//NICOTINE & TOBACCO RESEARCH
6 313 SMOKING CESSATION//VARENICLINE//NICOTINE REPLACEMENT THERAPY
7 30744 DIACETYL//FLAVORINGS//BUTTER FLAVORINGS
8 21487 MENTHOL//MENTHOL CIGARETTES//COMMUNITY MED HLTH CARE ADJUNCT
9 27879 PROPYLENE GLYCOL//PROPYLENE GLYCOL TOXICITY//OSMOLAR GAP
10 1958 SECONDHAND SMOKE//SMOKING BAN//ENVIRONMENTAL TOBACCO SMOKE

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