Class information for:
Level 1: ADVANCED MATERNAL AGE//DELAYED CHILDBEARING//FERTILITY KNOWLEDGE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
17167 614 32.8 61%


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
17 4 REPRODUCTIVE BIOLOGY//OBSTETRICS & GYNECOLOGY//VETERINARY SCIENCES 563730
186 3       OBSTETRICS & GYNECOLOGY//PREGNANCY//POSTPARTUM DEPRESSION 55886
940 2             PRENATAL CARE//STILLBIRTH//OBSTETRICS & GYNECOLOGY 10958
17167 1                   ADVANCED MATERNAL AGE//DELAYED CHILDBEARING//FERTILITY KNOWLEDGE 614

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 ADVANCED MATERNAL AGE authKW 2004277 15% 44% 92
2 DELAYED CHILDBEARING authKW 758069 4% 61% 25
3 FERTILITY KNOWLEDGE authKW 402816 1% 90% 9
4 MATERNAL AGE authKW 316752 11% 9% 70
5 OLDER MOTHERS authKW 265225 1% 67% 8
6 FERTILITY AWARENESS authKW 249910 2% 36% 14
7 VERY ADVANCED MATERNAL AGE authKW 248653 1% 100% 5
8 UNIT PSYCHOL INTERVENT address 198922 1% 100% 4
9 AGE RELATED INFERTILITY authKW 155404 1% 63% 5
10 OOCYTE DONATION authKW 138799 6% 8% 34

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 Obstetrics & Gynecology 25711 61% 0% 377
2 Reproductive Biology 5919 19% 0% 119
3 Demography 854 3% 0% 19
4 Nursing 609 6% 0% 37
5 Women’s Studies 378 2% 0% 15
6 Public, Environmental & Occupational Health 268 10% 0% 60
7 Family Studies 255 3% 0% 16
8 Medicine, General & Internal 195 10% 0% 60
9 Social Sciences, Biomedical 182 2% 0% 15
10 Pediatrics 179 7% 0% 42

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 UNIT PSYCHOL INTERVENT 198922 1% 100% 4
2 INNOVAT NEW PROD MERCK SERONO 99461 0% 100% 2
3 CARDIFF FERTIL STUDIES GRP 71659 1% 21% 7
4 ABT LEITER GYN SOZIALMED PSYCHOSOMAT 49731 0% 100% 1
5 ALBERTA CHILD FAMILY COMMUNITY RE ILD DE 49731 0% 100% 1
6 ASKLEPIOS KLIN LICH GMBH 49731 0% 100% 1
7 ASSOC ESTUDANTES 49731 0% 100% 1
8 CARDIFF FERTIL STUDIES 49731 0% 100% 1
9 CITOGENETSKA 49731 0% 100% 1
10 COOPER HOSP OBSTETR GYNECOL 49731 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 POPULATION BULLETIN 6307 1% 3% 4
2 HUMAN REPRODUCTION 5367 6% 0% 37
3 JOURNAL OF REPRODUCTIVE AND INFANT PSYCHOLOGY 3620 1% 1% 6
4 SEXUAL & REPRODUCTIVE HEALTHCARE 3437 1% 2% 4
5 FERTILITY AND STERILITY 2996 5% 0% 31
6 HUMAN FERTILITY 2972 1% 1% 4
7 AMERICAN JOURNAL OF PERINATOLOGY 2927 2% 0% 14
8 BMC PREGNANCY AND CHILDBIRTH 2584 2% 1% 10
9 OBSTETRICS AND GYNECOLOGY 2532 4% 0% 27
10 PRZEGLAD MENOPAUZALNY 2433 1% 1% 5

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 ADVANCED MATERNAL AGE 2004277 15% 44% 92 Search ADVANCED+MATERNAL+AGE Search ADVANCED+MATERNAL+AGE
2 DELAYED CHILDBEARING 758069 4% 61% 25 Search DELAYED+CHILDBEARING Search DELAYED+CHILDBEARING
3 FERTILITY KNOWLEDGE 402816 1% 90% 9 Search FERTILITY+KNOWLEDGE Search FERTILITY+KNOWLEDGE
4 MATERNAL AGE 316752 11% 9% 70 Search MATERNAL+AGE Search MATERNAL+AGE
5 OLDER MOTHERS 265225 1% 67% 8 Search OLDER+MOTHERS Search OLDER+MOTHERS
6 FERTILITY AWARENESS 249910 2% 36% 14 Search FERTILITY+AWARENESS Search FERTILITY+AWARENESS
7 VERY ADVANCED MATERNAL AGE 248653 1% 100% 5 Search VERY+ADVANCED+MATERNAL+AGE Search VERY+ADVANCED+MATERNAL+AGE
8 AGE RELATED INFERTILITY 155404 1% 63% 5 Search AGE+RELATED+INFERTILITY Search AGE+RELATED+INFERTILITY
9 OOCYTE DONATION 138799 6% 8% 34 Search OOCYTE+DONATION Search OOCYTE+DONATION
10 MENOPAUSAL PREGNANCY 111892 0% 75% 3 Search MENOPAUSAL+PREGNANCY Search MENOPAUSAL+PREGNANCY

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 CLEARY-GOLDMAN, J , MALONE, FD , VIDAVER, M , BALL, RH , NYBERG, DA , COMSTOCK, CH , SAADE, GR , EDDLEMAN, KA , KLUGMAN, S , DUGOFF, L , ET AL (2005) IMPACT OF MATERNAL AGE ON OBSTETRIC OUTCOME.OBSTETRICS AND GYNECOLOGY. VOL. 105. ISSUE 5. P. 983-990 33 87% 241
2 USTA, IM , NASSAR, AH , (2008) ADVANCED MATERNAL AGE. PART I: OBSTETRIC COMPLICATIONS.AMERICAN JOURNAL OF PERINATOLOGY. VOL. 25. ISSUE 8. P. 521 -534 60 44% 41
3 VANYA, M , SZILI, K , DEVOSA, I , BARTFAI, G , (2015) RISK OF MATERNAL AND FETAL DISEASE AMONG WOMEN OLDER THAN 40 YEARS.ORVOSI HETILAP. VOL. 156. ISSUE 49. P. 1987 -1990 30 77% 0
4 KHALIL, A , SYNGELAKI, A , MAIZ, N , ZINEVICH, Y , NICOLAIDES, KH , (2013) MATERNAL AGE AND ADVERSE PREGNANCY OUTCOME: A COHORT STUDY.ULTRASOUND IN OBSTETRICS & GYNECOLOGY. VOL. 42. ISSUE 6. P. 634-643 30 68% 27
5 DANILUK, JC , KOERT, E , (2015) FERTILITY AWARENESS ONLINE: THE EFFICACY OF A FERTILITY EDUCATION WEBSITE IN INCREASING KNOWLEDGE AND CHANGING FERTILITY BELIEFS.HUMAN REPRODUCTION. VOL. 30. ISSUE 2. P. 353 -363 20 83% 14
6 GARCIA, D , VASSENA, R , PRAT, A , VERNAEVE, V , (2016) INCREASING FERTILITY KNOWLEDGE AND AWARENESS BY TAILORED EDUCATION: A RANDOMIZED CONTROLLED TRIAL.REPRODUCTIVE BIOMEDICINE ONLINE. VOL. 32. ISSUE 1. P. 113 -120 20 80% 2
7 GUESDON, E , VINCENT-ROHFRITSCH, A , BYDLOWSKI, S , SANTULLI, P , GOFFINET, F , LE RAY, C , (2017) OOCYTE DONATION RECIPIENTS OF VERY ADVANCED AGE: PERINATAL COMPLICATIONS FOR SINGLETONS AND TWINS.FERTILITY AND STERILITY. VOL. 107. ISSUE 1. P. 89 -96 21 53% 1
8 SCHIMMEL, MS , BROMIKER, R , HAMMERMAN, C , CHERTMAN, L , IOSCOVICH, A , GRANOVSKY-GRISARU, S , SAMUELOFF, A , ELSTEIN, D , (2015) THE EFFECTS OF MATERNAL AGE AND PARITY ON MATERNAL AND NEONATAL OUTCOME.ARCHIVES OF GYNECOLOGY AND OBSTETRICS. VOL. 291. ISSUE 4. P. 793 -798 22 69% 10
9 ISLAM, MM , BAKHEIT, CS , (2015) ADVANCED MATERNAL AGE AND RISKS FOR ADVERSE PREGNANCY OUTCOMES: A POPULATION-BASED STUDY IN OMAN.HEALTH CARE FOR WOMEN INTERNATIONAL. VOL. 36. ISSUE 10. P. 1081 -1103 31 56% 1
10 VASSARD, D , LALLEMANT, C , ANDERSEN, AN , MACKLON, N , SCHMIDT, L , (2016) A POPULATION-BASED SURVEY ON FAMILY INTENTIONS AND FERTILITY AWARENESS IN WOMEN AND MEN IN THE UNITED KINGDOM AND DENMARK.UPSALA JOURNAL OF MEDICAL SCIENCES. VOL. 121. ISSUE 4. P. 244 -251 22 79% 0

Classes with closest relation at Level 1


Rank Class id link
1 34711 GRANDMULTIPARITY//GRAND MULTIPARA//GREAT GRAND MULTIPARITY
2 19321 PATERNAL AGE//ADVANCED PATERNAL AGE//MALE AGE
3 15030 ADOLESCENT PREGNANCY//CHILD MARRIAGE//TEENAGE PREGNANCY
4 10793 STILLBIRTH//FETAL DEATH//INTRAPARTUM STILLBIRTH
5 2837 SINGLE EMBRYO TRANSFER//ASSISTED REPRODUCTIVE TECHNOLOGY//MULTIPLE PREGNANCY
6 12769 LUTEAL PHASE SUPPORT//LUTEAL SUPPORT//VAGINAL PROGESTERONE
7 21420 INTERPREGNANCY INTERVAL//BIRTH SPACING//PREGNANCY SPACING
8 3634 ANTI MULLERIAN HORMONE//OVARIAN RESERVE//ANTRAL FOLLICLE COUNT
9 3351 INFERTILITY//CARDIFF FERTIL STUDIES GRP//FERTIQOL
10 4488 DEMOGRAPHY//DEMOGRAPHIC RESEARCH//FERTILITY INTENTIONS

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