Class information for:
Level 2: OBSTETRICS & GYNECOLOGY//ULTRASOUND IN OBSTETRICS & GYNECOLOGY//AMNIOTIC FLUID INDEX

Basic class information
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
4 4 PSYCHIATRY//PSYCHOLOGY, CLINICAL//PUBLIC, ENVIRONMENTAL & OCCUPATIONAL HEALTH 1867560
76 3       OBSTETRICS & GYNECOLOGY//PREECLAMPSIA//OBSTET GYNECOL 86308
1001 2             OBSTETRICS & GYNECOLOGY//ULTRASOUND IN OBSTETRICS & GYNECOLOGY//AMNIOTIC FLUID INDEX 10731
1467 1                   ESTIMATED FETAL WEIGHT//FETAL WEIGHT ESTIMATION//FETAL WEIGHT 2656
1835 1                   DUCTUS VENOSUS//UMBILICAL ARTERY//DOPPLER 2496
12056 1                   PLACENTA//TERMINAL VILLI//VILLOUS TROPHOBLAST 963
12540 1                   SINGLE UMBILICAL ARTERY//UMBILICAL CORD//VASA PREVIA 928
14057 1                   COELOCENTESIS//THREATENED ABORTION//GESTATIONAL SAC 826
15585 1                   PLACENTAL PATHOLOGY//FETAL THROMBOTIC VASCULOPATHY//VILLITIS 731
18288 1                   MECONIUM STAINED AMNIOTIC FLUID//AMNIOINFUSION//MECONIUM ASPIRATION SYNDROME 583
20358 1                   AMNIOTIC FLUID INDEX//AMNIOTIC FLUID VOLUME//OLIGOHYDRAMNIOS 486
21180 1                   CHORIOANGIOMA//PLACENTAL CHORIOANGIOMA//PLACENTAL TUMOR 453
25428 1                   PLACENTAL VOLUME//PLACENTAL VASCULARIZATION//FRACTIONAL MOVING BLOOD VOLUME 305
25472 1                   PLACENTAL ABRUPTION//ABRUPTIO PLACENTAE//CHRONIC ABRUPTION OLIGOHYDRAMNIOS SEQUENCE 304

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OBSTETRICS & GYNECOLOGY WoSSC 492402 64% 3% 6881
2 ULTRASOUND IN OBSTETRICS & GYNECOLOGY journal 341000 7% 16% 735
3 AMNIOTIC FLUID INDEX authKW 264003 1% 78% 115
4 UMBILICAL ARTERY authKW 261923 2% 49% 183
5 FETAL GROWTH RESTRICTION authKW 230592 2% 32% 249
6 PLACENTA authKW 226689 7% 10% 770
7 DUCTUS VENOSUS authKW 209118 1% 51% 139
8 ESTIMATED FETAL WEIGHT authKW 205663 1% 81% 87
9 INTRAUTERINE GROWTH RESTRICTION authKW 204050 3% 24% 295
10 UMBILICAL CORD authKW 194960 2% 27% 245

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Obstetrics & Gynecology 492402 64% 3% 6881
2 Acoustics 64075 15% 1% 1587
3 Reproductive Biology 28397 10% 1% 1105
4 Radiology, Nuclear Medicine & Medical Imaging 19148 17% 0% 1847
5 Pediatrics 18549 15% 0% 1611
6 Developmental Biology 6808 5% 0% 577
7 Pathology 1408 4% 0% 414
8 Medicine, General & Internal 452 5% 0% 512
9 Anatomy & Morphology 307 1% 0% 98
10 Primary Health Care 52 0% 0% 34

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OBSTET GYNECOL 140454 24% 2% 2552
2 MATERNAL FETAL MED 70574 4% 6% 401
3 OXFORD MATERNAL PERINATAL HLTH 60911 0% 59% 35
4 OBSTET GYNAECOL 45328 7% 2% 772
5 FETAL MED UNIT 35275 1% 11% 115
6 OBSTET 26980 2% 4% 254
7 FETAL PERINATAL MED GRP 23174 0% 44% 18
8 OBSTET PRENATAL MED 18801 1% 11% 56
9 OBSTET GYNECOL FETAL PHYSIOL 17975 0% 88% 7
10 GREEN TEMPLETON 17235 0% 16% 38

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ULTRASOUND IN OBSTETRICS & GYNECOLOGY 341000 7% 16% 735
2 PLACENTA 163935 4% 12% 475
3 AMERICAN JOURNAL OF OBSTETRICS AND GYNECOLOGY 98089 8% 4% 826
4 JOURNAL OF ULTRASOUND IN MEDICINE 67907 4% 6% 386
5 JOURNAL OF PERINATAL MEDICINE 53396 2% 8% 231
6 OBSTETRICS AND GYNECOLOGY 50152 5% 3% 499
7 JOURNAL OF MATERNAL-FETAL INVESTIGATION 49843 1% 26% 66
8 JOURNAL OF MATERNAL-FETAL & NEONATAL MEDICINE 47634 3% 6% 269
9 BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY 42490 3% 5% 270
10 FETAL DIAGNOSIS AND THERAPY 42090 2% 8% 179

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 AMNIOTIC FLUID INDEX 264003 1% 78% 115 Search AMNIOTIC+FLUID+INDEX Search AMNIOTIC+FLUID+INDEX
2 UMBILICAL ARTERY 261923 2% 49% 183 Search UMBILICAL+ARTERY Search UMBILICAL+ARTERY
3 FETAL GROWTH RESTRICTION 230592 2% 32% 249 Search FETAL+GROWTH+RESTRICTION Search FETAL+GROWTH+RESTRICTION
4 PLACENTA 226689 7% 10% 770 Search PLACENTA Search PLACENTA
5 DUCTUS VENOSUS 209118 1% 51% 139 Search DUCTUS+VENOSUS Search DUCTUS+VENOSUS
6 ESTIMATED FETAL WEIGHT 205663 1% 81% 87 Search ESTIMATED+FETAL+WEIGHT Search ESTIMATED+FETAL+WEIGHT
7 INTRAUTERINE GROWTH RESTRICTION 204050 3% 24% 295 Search INTRAUTERINE+GROWTH+RESTRICTION Search INTRAUTERINE+GROWTH+RESTRICTION
8 UMBILICAL CORD 194960 2% 27% 245 Search UMBILICAL+CORD Search UMBILICAL+CORD
9 SMALL FOR GESTATIONAL AGE 193139 3% 21% 308 Search SMALL+FOR+GESTATIONAL+AGE Search SMALL+FOR+GESTATIONAL+AGE
10 FETAL WEIGHT ESTIMATION 168817 1% 91% 63 Search FETAL+WEIGHT+ESTIMATION Search FETAL+WEIGHT+ESTIMATION

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.

Classes with closest relation at Level 2


rank cluster_id2 link
1 2214 FETAL MOVEMENT//JOURNAL OF DEVELOPMENTAL PHYSIOLOGY//FETAL HEART RATE
2 2309 TWIN TWIN TRANSFUSION SYNDROME//MONOCHORIONIC TWINS//TWIN TO TWIN TRANSFUSION SYNDROME
3 622 PREECLAMPSIA//PRE ECLAMPSIA//HYPERTENSION IN PREGNANCY
4 3080 PLACENTA//MATERNAL FETAL EXCHANGE//PLACENTAL TRANSPORT
5 1341 NUCHAL TRANSLUCENCY//PAPP A//SPINA BIFIDA
6 1943 GESTATIONAL DIABETES//GESTATIONAL DIABETES MELLITUS//MACROSOMIA
7 860 STILLBIRTH//PRETERM BIRTH//PRENATAL CARE
8 906 OBSTETRICS & GYNECOLOGY//INDUCTION OF LABOR//BREECH PRESENTATION
9 1034 GESTATIONAL WEIGHT GAIN//MATERNAL OBESITY//FETAL PROGRAMMING
10 845 PRETERM LABOR//CERVICAL LENGTH//PRETERM BIRTH

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