Are obstetric anal sphincter ruptures preventable?- Large and consistent rupture rate variations between the Nordic countries and between delivery units in Norway

Acta Obstetricia et Gynecologica Scandinavica

Volumn 92, Issue 1, 2013, Pages 94-100

  Laine, Katariina ^a,b   Rotvold, Wenche ^c   Staff, Anne Cathrine ^a,b  

^a ULLEVÅL UNIVERSITY HOSPITAL   (Norway)

^b UNIVERSITY OF OSLO   (Norway)

^c Østfold Hospital Trust   (Norway)

Author keywords

Anal incontinence; birth injuries; delivery; episiotomy; incidence; obstetric anal sphincter rupture; registries; vacuum extraction

Indexed keywords

ADULT; ANUS SPHINCTER DISORDER; ANUS SPHINCTER RUPTURE; ARTICLE; CESAREAN SECTION; DENMARK; EPISIOTOMY; FEMALE; FETUS RISK; FINLAND; FORCEPS DELIVERY; HUMAN; INCIDENCE; INSTRUMENTAL DELIVERY; MACROSOMIA; MAJOR CLINICAL STUDY; NORWAY; OUTCOME ASSESSMENT; PARITY; PRIORITY JOURNAL; REGISTER; RETROSPECTIVE STUDY; RISK REDUCTION; RUPTURE; SWEDEN; VAGINAL DELIVERY;

ADULT; ANAL CANAL; CHI-SQUARE DISTRIBUTION; DELIVERY, OBSTETRIC; DENMARK; EPISIOTOMY; FEMALE; FINLAND; HUMANS; INCIDENCE; NORWAY; OBSTETRIC LABOR COMPLICATIONS; PARITY; PREGNANCY; REGISTRIES; RUPTURE; SWEDEN;

EID: 84872352543     PISSN: 00016349     EISSN: 16000412     Source Type: Journal    
DOI: 10.1111/aogs.12024     Document Type: Article

References (26)

1. Norderval S, Nsubuga D, Bjelke C, Frasunek J, Myklebust I, Vonen B,. Anal incontinence after obstetric sphincter tears: incidence in a Norwegian county. Acta Obstet Gynecol Scand. 2004; 83 (10): 989-94.
2. Laine K, Skjeldestad FE, Sanda B, Horne H, Spydslaug A, Staff AC,. Prevalence and risk factors for anal incontinence after obstetric anal sphincter rupture. Acta Obstet Gynecol Scand. 2011; 90 (4): 319-24.
3. Roos AM, Sultan AH, Thakar R,. St. Mark's incontinence score for assessment of anal incontinence following obstetric anal sphincter injuries (OASIS). Int Urogynecol J Pelvic Floor Dysfunct. 2009; 20 (4): 407-10.
4. de Leeuw JW, Struijk PC, Vierhout ME, Wallenburg HC,. Risk factors for third degree perineal ruptures during delivery. BJOG. 2001; 108 (4): 383-7.
5. Räisänen S, Vehviläinen-Julkunen K, Gissler M, Heinonen S,. The increased incidence of obstetric anal sphincter rupture-an emerging trend in Finland. Prev Med. 2009; 49 (6): 535-40.
6. Baghestan E, Irgens LM, Bordahl PE, Rasmussen S,. Trends in risk factors for obstetric anal sphincter injuries in Norway. Obstet Gynecol. 2010; 116 (1): 25-34.
7. Laine K, Gissler M, Pirhonen J,. Changing incidence of anal sphincter tears in four Nordic countries through the last decades. Eur J Obstet Gynecol Reprod Biol. 2009; 146 (1): 71-5.
8. Ekeus C, Nilsson E, Gottvall K,. Increasing incidence of anal sphincter tears among primiparas in Sweden: a population-based register study. Acta Obstet Gynecol Scand. 2008; 87 (5): 564-73.
9. Pirhonen JP, Grenman SE, Haadem K, Gudmundsson S, Lindqvist P, Siihola S, et al,. Frequency of anal sphincter rupture at delivery in Sweden and Finland-result of difference in manual help to the baby's head. Acta Obstet Gynecol Scand. 1998; 77 (10): 974-7.
10. Laine K, Pirhonen T, Rolland R, Pirhonen J,. Decreasing the incidence of anal sphincter tears during delivery. Obstet Gynecol. 2008; 111 (5): 1053-7.
11. Prager M, Andersson KL, Stephansson O, Marchionni M, Marions L,. The incidence of obstetric anal sphincter rupture in primiparous women: a comparison between two European delivery settings. Acta Obstet Gynecol Scand. 2008; 87 (2): 209-15.
12. Hals E, Øian P, Pirhonen T, Gissler M, Hjelle S, Nilsen EB, et al,. A multicenter interventional program to reduce the incidence of anal sphincter tears. Obstet Gynecol. 2010; 116 (4): 901-8.
13. Coats PM, Chan KK, Wilkins M, Beard RJ,. A comparison between midline and mediolateral episiotomies. Br J Obstet Gynaecol. 1980; 87 (5): 408-12.
14. de Vogel J, van der Leeuw-van Beek A, Gietelink D, Vujkovic M, de Leeuw JW, van Bavel J, et al,. The effect of a mediolateral episiotomy during operative vaginal delivery on the risk of developing obstetrical anal sphincter injuries. Am J Obstet Gynecol. 2012; 206 (5): 404.e1-5.
15. Räisänen S, Vehviläinen-Julkunen K, Gissler M, Heinonen S,. Hospital-based lateral episiotomy and obstetric anal sphincter injury rates: a retrospective population-based register study. Am J Obstet Gynecol. 2012; 206 (4): 347.e1-6.
16. Räisänen SH, Vehviläinen-Julkunen K, Gissler M, Heinonen S,. Lateral episiotomy protects primiparous but not multiparous women from obstetric anal sphincter rupture. Acta Obstet Gynecol Scand. 2009; 88 (12): 1365-72.
17. de Leeuw JW, de Wit C, Kuijken JP, Bruinse HW,. Mediolateral episiotomy reduces the risk for anal sphincter injury during operative vaginal delivery. BJOG. 2008; 115 (1): 104-8.
18. Räisänen SH, Vehviläinen-Julkunen K, Cartwright R, Gissler M, Heinonen S,. Vacuum-assisted deliveries and the risk of obstetric anal sphincter injuries-a retrospective register-based study in Finland. BJOG. 2012; 119 (11): 1370-8.
19. Räisänen SH, Vehviläinen-Julkunen K, Gissler M, Heinonen S,. High episiotomy rate protects from obstetric anal sphincter ruptures: a birth register-study on delivery intervention policies in Finland. Scand J Public Health. 2011; 39 (5): 457-63.
20. Zafran N, Salim R,. Impact of liberal use of mediolateral episiotomy on the incidence of obstetric anal sphincter tear. Arch Gynecol Obstet. 2012; 286 (3): 591-7.
21. Gissler M, Louhiala P, Hemminki E., Nordic Medical Birth Registers in epidemiological research. Eur J Epidemiol. 1997; 13 (2): 169-75.
22. Baghestan E, Børdahl PE, Rasmussen SA, Sande AK, Lyslo I, Solvang I,. A validation of the diagnosis of obstetric sphincter tears in two Norwegian databases, the Medical Birth Registry and the Patient Administration System. Acta Obstet Gynecol Scand. 2007; 86 (2): 205-9.
23. Trochez R, Waterfield M, Freeman RM,. Hands on or hands off the perineum: a survey of care of the perineum in labour (HOOPS). Int Urogynecol J. 2011; 22 (10): 1279-85.
24. Aasheim V, Nilsen AB, Lukasse M, Reinar LM,. Perineal techniques during the second stage of labour for reducing perineal trauma. Cochrane Database Syst Rev. 2011;(12): CD006672.
25. Freedman B,. Equipoise and the ethics of clinical research. N Engl J Med. 1987; 317 (3): 141-5.
26. Miller FG, Joffe S,. Equipoise and the dilemma of randomized clinical trials. N Engl J Med. 2011; 364 (5): 476-80.