Class information for:
Level 1: EPISIOTOMY//OBSTETRIC ANAL SPHINCTER INJURY//PERINEAL LACERATION

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
5957 1552 27.2 63%


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
1003 2             EPISIOTOMY//OBSTETRICS & GYNECOLOGY//LABOR INDUCTION 10389
5957 1                   EPISIOTOMY//OBSTETRIC ANAL SPHINCTER INJURY//PERINEAL LACERATION 1552

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 EPISIOTOMY authKW 3197781 15% 72% 227
2 OBSTETRIC ANAL SPHINCTER INJURY authKW 1200803 4% 88% 69
3 PERINEAL LACERATION authKW 717654 3% 69% 53
4 PERINEAL TRAUMA authKW 656013 3% 68% 49
5 ANAL INCONTINENCE authKW 584947 7% 29% 101
6 PERINEAL TEAR authKW 520316 2% 73% 36
7 ANAL SPHINCTER TEAR authKW 443295 2% 87% 26
8 MEDIOLATERAL EPISIOTOMY authKW 377208 1% 91% 21
9 THIRD DEGREE TEARS authKW 342136 1% 87% 20
10 PERINEUM authKW 293378 4% 23% 66

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 69502 63% 0% 985
2 Nursing 11233 16% 0% 244
3 Urology & Nephrology 944 8% 0% 122
4 Medicine, General & Internal 635 11% 0% 168
5 Reproductive Biology 321 3% 0% 49
6 Pediatrics 320 6% 0% 92
7 Primary Health Care 273 1% 0% 22
8 Psychology, Clinical 106 2% 0% 36
9 Gastroenterology & Hepatology 64 3% 0% 43
10 Family Studies 61 1% 0% 14

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 NORWEGIAN CONTINENCE PELV FLOOR 62952 0% 80% 4
2 MIDWIFERY OFF 59019 0% 100% 3
3 AXE ROBIOSS 39346 0% 100% 2
4 COMP INFORMAT OURCES TECHNOL 39346 0% 100% 2
5 GRP MATERNAL REPROD CHILDRENS HLTH 39346 0% 100% 2
6 HLTH WELL BEING SERV GRP 39346 0% 100% 2
7 OBSTET GYNAECOL GOLD COAST 39346 0% 100% 2
8 PROVIDENCE WOMEN CHILDRENS HLTH 39346 0% 100% 2
9 SERV GYNECOL OBSTET ANDROL 39346 0% 100% 2
10 ASSOC UTILISATEURS DOSSIERS INFORMATISES PEDIAT O 29507 0% 50% 3

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 BIRTH-ISSUES IN PERINATAL CARE 43660 3% 5% 48
2 INTERNATIONAL UROGYNECOLOGY JOURNAL 32102 5% 2% 71
3 BJOG-AN INTERNATIONAL JOURNAL OF OBSTETRICS AND GYNAECOLOGY 21976 4% 2% 61
4 JOURNAL OF NURSE-MIDWIFERY 20233 2% 4% 27
5 MIDWIFERY 19971 3% 3% 40
6 JOURNAL OF MIDWIFERY & WOMENS HEALTH 18539 2% 3% 32
7 OBSTETRICS AND GYNECOLOGY 14680 7% 1% 103
8 ACTA OBSTETRICIA ET GYNECOLOGICA SCANDINAVICA 13440 4% 1% 69
9 BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY 13186 4% 1% 58
10 WOMEN AND BIRTH 9812 1% 4% 13

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 EPISIOTOMY 3197781 15% 72% 227 Search EPISIOTOMY Search EPISIOTOMY
2 OBSTETRIC ANAL SPHINCTER INJURY 1200803 4% 88% 69 Search OBSTETRIC+ANAL+SPHINCTER+INJURY Search OBSTETRIC+ANAL+SPHINCTER+INJURY
3 PERINEAL LACERATION 717654 3% 69% 53 Search PERINEAL+LACERATION Search PERINEAL+LACERATION
4 PERINEAL TRAUMA 656013 3% 68% 49 Search PERINEAL+TRAUMA Search PERINEAL+TRAUMA
5 ANAL INCONTINENCE 584947 7% 29% 101 Search ANAL+INCONTINENCE Search ANAL+INCONTINENCE
6 PERINEAL TEAR 520316 2% 73% 36 Search PERINEAL+TEAR Search PERINEAL+TEAR
7 ANAL SPHINCTER TEAR 443295 2% 87% 26 Search ANAL+SPHINCTER+TEAR Search ANAL+SPHINCTER+TEAR
8 MEDIOLATERAL EPISIOTOMY 377208 1% 91% 21 Search MEDIOLATERAL+EPISIOTOMY Search MEDIOLATERAL+EPISIOTOMY
9 THIRD DEGREE TEARS 342136 1% 87% 20 Search THIRD+DEGREE+TEARS Search THIRD+DEGREE+TEARS
10 PERINEUM 293378 4% 23% 66 Search PERINEUM Search PERINEUM

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 KAPOOR, DS , THAKAR, R , SULTAN, AH , (2015) OBSTETRIC ANAL SPHINCTER INJURIES: REVIEW OF ANATOMICAL FACTORS AND MODIFIABLE SECOND STAGE INTERVENTIONS.INTERNATIONAL UROGYNECOLOGY JOURNAL. VOL. 26. ISSUE 12. P. 1725 -1734 59 82% 1
2 AIGMUELLER, T , BADER, W , BEILECKE, K , ELENSKAIA, K , FRUDINGER, A , HANZAL, E , HELMER, H , HUEMER, H , VAN DER KLEYN, M , KOELLE, D , ET AL (2015) MANAGEMENT OF 3RD AND 4TH DEGREE PERINEAL TEARS AFTER VAGINAL BIRTH. GERMAN GUIDELINE OF THE GERMAN SOCIETY OF GYNECOLOGY AND OBSTETRICS (AWMF REGISTRY NO. 015/079, OCTOBER 2014).GEBURTSHILFE UND FRAUENHEILKUNDE. VOL. 75. ISSUE 2. P. 137 -144 48 86% 0
3 O'MALLEY, D , HIGGINS, A , SMITH, V , (2015) POSTPARTUM SEXUAL HEALTH: A PRINCIPLE-BASED CONCEPT ANALYSIS.JOURNAL OF ADVANCED NURSING. VOL. 71. ISSUE 10. P. 2247 -2257 46 84% 1
4 GUROL-URGANCI, I , CROMWELL, DA , EDOZIEN, LC , MAHMOOD, TA , ADAMS, EJ , RICHMOND, DH , TEMPLETON, A , VAN DER MEULEN, JH , (2013) THIRD- AND FOURTH-DEGREE PERINEAL TEARS AMONG PRIMIPAROUS WOMEN IN ENGLAND BETWEEN 2000 AND 2012: TIME TRENDS AND RISK FACTORS.BJOG-AN INTERNATIONAL JOURNAL OF OBSTETRICS AND GYNAECOLOGY. VOL. 120. ISSUE 12. P. 1516 -1525 40 78% 48
5 DUDDING, TC , VAIZEY, CJ , KAMM, MA , (2008) OBSTETRIC ANAL SPHINCTER INJURY - INCIDENCE, RISK FACTORS, AND MANAGEMENT.ANNALS OF SURGERY. VOL. 247. ISSUE 2. P. 224-237 82 43% 115
6 SEIJMONSBERGEN-SCHERMERS, AE , SAHAMI, S , LUCAS, C , DE JONGE, A , (2015) NONSUTURING OR SKIN ADHESIVES VERSUS SUTURING OF THE PERINEAL SKIN AFTER CHILDBIRTH: A SYSTEMATIC REVIEW.BIRTH-ISSUES IN PERINATAL CARE. VOL. 42. ISSUE 2. P. 100 -115 42 88% 0
7 SMITH, LA , PRICE, N , SIMONITE, V , BURNS, EE , (2013) INCIDENCE OF AND RISK FACTORS FOR PERINEAL TRAUMA: A PROSPECTIVE OBSERVATIONAL STUDY.BMC PREGNANCY AND CHILDBIRTH. VOL. 13. ISSUE . P. - 38 83% 25
8 YENIEL, AO , PETRI, E , (2014) PREGNANCY, CHILDBIRTH, AND SEXUAL FUNCTION: PERCEPTIONS AND FACTS.INTERNATIONAL UROGYNECOLOGY JOURNAL. VOL. 25. ISSUE 1. P. 5-14 48 67% 10
9 RENFREW, MJ , HANNAH, W , ALBERS, L , FLOYD, E , (1998) PRACTICES THAT MINIMIZE TRAUMA TO THE GENITAL TRACT IN CHILDBIRTH: A SYSTEMATIC REVIEW OF THE LITERATURE.BIRTH-ISSUES IN PERINATAL CARE. VOL. 25. ISSUE 3. P. 143 -160 53 96% 42
10 JOHNSON, CE , (2011) SEXUAL HEALTH DURING PREGNANCY AND THE POSTPARTUM.JOURNAL OF SEXUAL MEDICINE. VOL. 8. ISSUE 5. P. 1267 -1284 68 51% 19

Classes with closest relation at Level 1


Rank Class id link
1 12159 VACUUM EXTRACTION//INTRAPARTUM ULTRASOUND//FORCEPS
2 970 FECAL INCONTINENCE//DEFECOGRAPHY//RECTOCELE
3 34236 WATER BIRTH//BEDBIRTH//UNDERWATER BIRTH
4 17025 PARTOGRAPH//LABOR CURVE//OXYTOCIN AUGMENTATION
5 420 URINARY INCONTINENCE//PELVIC FLOOR MUSCLE TRAINING//PELVIC FLOOR MUSCLES
6 1310 MIDWIFERY//CHILDBIRTH//HOME BIRTH
7 18082 JOURNAL OF NURSE-MIDWIFERY//JOURNAL OF MIDWIFERY & WOMENS HEALTH//OBSTETRIC TRIAGE
8 4057 EPIDURAL ANALGESIA//LABOR ANALGESIA//ANALGESIA OBSTETRIC
9 30609 AD LIB NUTRITION//ANESTHESIA IN LABOR//CONCENTRATED URINE
10 31483 STERCORAL PERFORATION//STERCORAL ULCER//OBSTRUCTIVE COLITIS

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