No reduction in instrumental vaginal births and no increased risk for adverse perineal outcome in nulliparous women giving birth on a birth seat: Results of a Swedish randomized controlled trial

BMC Pregnancy and Childbirth

Volumn 11, Issue , 2011, Pages

  Thies Lagergren, Li ^a,b   Kvist, Linda J ^b,c   Christensson, Kyllike ^a   Hildingsson, Ingegerd ^a,d  

^a KAROLINSKA INSTITUTE   (Sweden)

^b HELSINGBORG HOSPITAL   (Sweden)

^c LUND UNIVERSITY   (Sweden)

^d MID SWEDEN UNIVERSITY   (Sweden)

Author keywords

birth seatchildbirthinstrumental delivery; upright position

Indexed keywords

HEMOGLOBIN;

ADULT; ARTICLE; BLEEDING; CONTROLLED STUDY; EPISIOTOMY; FEMALE; HUMAN; INFORMATION PROCESSING; INSTRUMENTAL DELIVERY; LABOR STAGE 2; LACERATION; MAJOR CLINICAL STUDY; NULLIPARA; PERINEUM INJURY; RANDOMIZED CONTROLLED TRIAL; SWEDEN; VAGINAL DELIVERY; BIRTH; BODY POSTURE; CLINICAL TRIAL; CONTROLLED CLINICAL TRIAL; DELIVERY; EDEMA; FORCEPS DELIVERY; INJURY; INSTRUMENTATION; PARITY; PERINEUM; POSTPARTUM HEMORRHAGE; PREGNANCY; UTILIZATION REVIEW;

ADULT; DELIVERY, OBSTETRIC; EDEMA; EPISIOTOMY; EXTRACTION, OBSTETRICAL; FEMALE; HUMANS; LABOR STAGE, SECOND; LACERATIONS; PARITY; PARTURITION; PERINEUM; POSTPARTUM HEMORRHAGE; POSTURE; PREGNANCY; SWEDEN; YOUNG ADULT;

EID: 79953096878     PISSN: None     EISSN: 14712393     Source Type: Journal    
DOI: 10.1186/1471-2393-11-22     Document Type: Article

References (51)

1. Lavender T, Mlay R. Position in the second stage of labour for women without epidural anaesthesia: RHL commentary. The WHO Reproductive Health Library 2006, Geneva: World Health Organization.
2. de Jonge A, Teunissen TAM, van Diem MT, Scheepers PLH, Lagro-Janssen ALM. Women's position during second stage of labour: views of primary care midwives. Journal of Advanced Nursing 2008, 63(4):347-356. 10.1111/j.1365-2648.2008.04703.x, 18727762.
3. Sandin-Bojö AK, Kvist LJ. Care in Labor: A Swedish Survey Using the Bologna Score. Birth 2008, 35:4.
4. Roberts J, Hanson L. Best Practices in Second Stage Labor Care: maternal Bearing Down and Positioning. Journal of Midwifery & Women's Health 2007, 52(3):238-245.
5. Yildrim G, Beji NK. Effects of Pushing techniques in Birth on Mother and Fetus: A Randomised Study. Birth 2008, 35(1):25-30. 10.1111/j.1523-536X.2007.00208.x, 18307484.
6. Bais JM, Eskes M, Pel M, Bonsel GJ, Bleker OP. Postpartum haemorrhage in nulliparous women: incidence and risk factors in low and high risk women. A Dutch population-based cohort study on moderate [> or = 500 ml] and severe [> or = 1000 ml] postpartum haemorrhage. Eur J Obstet Gynecol Reprod Biol 2004, 115:166-72.
7. Knight M, Callaghan WM, Berg C, Alexander S, Bouvier-Colle MH, Ford JB, Joseph KS, Lewis G, Liston RM, Roberts CL, Oats J, James W. Trends in postpartum hemorrhage in high resource countries: a review and recommendations from the International Postpartum Hemorrhage Collaborative Group. BMC Pregnancy and Childbirth 2009, 9:55. 10.1186/1471-2393-9-55, 2790440, 19943928.
8. Oyelese Y, Anant C. Postpartum Hemorrhage: Epidemiology, Risk Factors, and Causes. Clinical obstetrics and Gynecology 2010, 53(1):147-156. 10.1097/GRF.0b013e3181cc406d, 20142652.
9. Coker A, Oliver R, . Definitions and Classifications A Textbook of Postpartum Hemorrhage. 2006, 11-6. United Kingdom: Sapiens Publishing, B-Lynch C, Keith L, Lalonde A, Karoshi M, Definitions and Classifications.
10. Sloan N, Durocher J, Aldrich T, Blum J, Winikoff B. What measured blood loss Tells us about postpartum bleeding: a systematic review. BJOG 2010, 117:788-800. 10.1111/j.1471-0528.2010.02567.x, 2878601, 20406227.
11. World Health Organisation Care in Normal Birth: A practical Guide 1996, Geneva, Switzerland: WHO, maternal health and Safe Motherhood Programme, Division of Family health, World Health Organisation.
12. Su LL, Chong YS, Samuel M. Oxytocin agonists for preventing postpartum haemorrhage. Cochrane Database of Systematic Reviews 2007, (3).
13. Waldenström U, Gottvall K. A Randomized Trial of Birthing Stool or Conventional Semirecumbent Position for Second-Stage Labor. Birth 1991, 18(1):5-10.
14. de Jong PR, Johanson RB, Baxen P, Adrians VD, van der Westhuisen S, Jones PW. Randomised trial comparing the upright and supine positions for the second stage. British Journal of Obstetrics and Gynaecology 1997, 104:567-571. 10.1111/j.1471-0528.1997.tb11534.x, 9166199.
15. Gupta JK, Hofmeyr GJ, Smyth R. Position in the second stage of labour for women without epidural anaesthesia. Cochrane Database of Systematic Reviews 2004, (1).
16. Ragnar I, Altman D, Tydén T, Olsson SE. Comparison of the maternal experience and duration of labour in two upright delivery positions - a randomised controlled trial. BJOG 2005, (113):165-170. 67.
17. Thies-Lagergren L, Kvist LJ. Assessing the feasibility of a randomised controlled trial of birth on a birthing seat. Evidence Based Midwifery 2009, 7(4):122-127.
18. De Jonge A, Van Diem M, Scheepers PLH, Buitendijk SE, Lagro-Janssen ALM. Risk of Perineal Damage is Not a Reason to Discourage a Sitting Birthing position: A Secondary Analysis. Int J Clin Pract 2010, 65(5):611-618.
19. Sullivan C, Hayman R. Instrumental vaginal delivery. Obstetrics, Gynaecology & Reproductive Medicine 2008, 18:99-105.
20. O'Grady JP, Pope CS, Patel SS. Vacuum extraction in modern obstetric practice: a review and critique. Curr Opin Obstet Gynecol 2000, 12:475-480.
21. Islam A, Hanif Khan A, Murtaza Nosheen J. Vacuum extraction and forceps deliveries; comparison of maternal and neonatal complications. Professional Med J Jan 2008, 15(1):87-90.
22. Coppen R. Birthing positions: Do midwives know best?. 2005, London: Quay books Division MA health Care.
23. Pope CS, O'Grady JP. Vacuum Extraction. 2006, [accessed online 05/12/09]., http://www.emedicine.com/med/topic3389.htm
24. Towner D, Castro MA, Eby-Wilkens E, Gilbert WM. Effect of Mode of Delivery in Nulliparous Women on Neonatal Intracranial Injury. N Engl J Med 1999, 23(341):1709-1714.
25. Bahl R, Strachan B, Murphy DJ. Outcome of subsequent pregnancy three years after previous operative delivery in the second stage of labour: cohort study. BMJ 2004, 7(328):311-315.
26. Schytt E, Lindmark G, Waldenström U. Physical symptoms after childbirth: prevalence and associations with self-rated health. BJOG 2005, 112:210-17. 10.1111/j.1471-0528.2004.00319.x, 15663586.
27. Eason E, Labrecque M, Wells G, Feldman P. Preventing perineal trauma during childbirth: A systematic review. Obstetrics & Gynecology 2000, 95:3. 464-471.
28. Benavides L, Wu JM, Hundley AF, Ivester TS, Visco AG. The impact of occiput posterior fetal head position on the risk of anal sphincter injury in forceps assisted vaginal deliveries. Am J Obstet Gynecol 2005, 192:1702. 10.1016/j.ajog.2004.11.047, 15902181.
29. Gottvall K, Allebeck P, Ekéus C. Risk factors for anal sphincter tears: the importance of maternal position at birth. BJOG 2007, 114:1266-1272. 10.1111/j.1471-0528.2007.01482.x, 17877679.
30. The Swedish National Board of Health and Welfare Statistics from the Medical Birth Register 1973-2008. 2010, [accessed online 10/06/10], The Swedish National Board of Health and Welfare., http://www.socialstyrelsen.se/
31. Shermer RH, Raines DA. Positioning during the second stage of labor: Moving back to basics. J Obstet Gynecol Neonatal Nurs 1997, 26:727-734. 10.1111/j.1552-6909.1997.tb02748.x, 9395982.
32. Altman D, Schulz KF, Moher D. The Revised CONSORT Statement for Reporting Randomised Trials: Explanation and Elaboration. Annals of Internal Medicin 2001, 134(8):663-694.
33. SPSS/PASW version 18.0, Inc. Chicago, USA.
34. Rothman KJ. Epidemiology: An Introduction 2002, New York: Oxford University press Inc.
35. International Statistical Classification of Diseases and Related Health Problems [ICD] 10 codes. [accessed online 15/04/10]., http://apps.who.int/classifications/apps/icd/icd10online/
36. Crowley P, Elbourne D, Ashurst H, Murphy D, Duigan N. Delivery in an obstetric birth chair: a randomised controlled trial. Br J Obstet Gynaecol 1991, 98(7):667-74. 10.1111/j.1471-0528.1991.tb13453.x, 1883790.
37. Dupont C, Touzet S, Colin C, Deneux-Tharaux C, Rabilloud M, Clement HJ, Lansac J, Bouvier Colle MH, Rudigoz RC, . on behalf of Groupe PITHAGORE 6 Incidence and management of postpartum haemorrhage following the dissemination of guidelines in a network of 16 maternity units in France. International Journal of Obstetric Anesthesia 2009, 18:320-327. 10.1016/j.ijoa.2009.02.017, 19733052, on behalf of Groupe PITHAGORE 6.
38. Larsson C, Saltvedt S, Wiklund I, Pahlen S, Andolf E. Estimation of blood loss after cesarean section and vaginal delivery has low validity with a tendency to exaggeration. Acta Obstet Gynecol Scand 2006, 85:1448-1452. 10.1080/00016340600985032, 17260220.
39. Patel A, Goudar SS, Geller SE, Kodkany BS, Edlavitch SA, Wagh K, Patted SS, Naik VA, Moss N, Derman R. Int J Gynaecol Obstet 2006, 93(3):220-4. 10.1016/j.ijgo.2006.02.014, 16626718.
40. Schron MN. Measurement of Blood Loss: Review of the Literature. J Midwifery Womens Health 2010, 55(1):20-7. 10.1016/j.jmwh.2009.02.014, 20129226.
41. Allahbadia N, Vaidya P. Squatting position for delivery. J Indian med assoc 1993, 91.1:13-15.
42. Borello-France D, Burgio K, Richter HE, Zyczynski H, FitzGerald MP, Whitehead W, Fine P, Nygaard I, Handa V, Visco A, Weber AM, Brown M. The Pelvic Floor Disorders Network: Fecal and Urinary Incontinence in Primiparous Women: The Childbirth and Pelvic Symptoms [CAPS] Study. Obstetrics and Gynecology 2006, 108:863-872. 10.1097/01.AOG.0000232504.32589.3b, 17012447.
43. Burgio KL, Borello-France D, Richter HE, Fitzgerald MP, Whitehead W, Handa VL, Nygaard I, Fine P, Zyczynski H, Visco AG, Brown MB, Weber AM. The Pelvic Floor Disorders Network Risk factors for fecal and urinary incontinence after childbirth: the childbirth and pelvic symptoms study. Am J Gastroenterol 2007, 102:9. 1998-2004.
44. Röckner G, Fianu-Jonasson A. Changed pattern in the use of episiotomy in Sweden. British journal of obstetrics and gynaecology 1999, 106(2):95-101.
45. Swedish National Board of Health and Welfare Normal birth--state of the art. Socialstyrelsen 2001, Stockholm, [in Swedish], Swedish National Board of Health and Welfare.
46. Alperin M, Krohn MA, Parviainen K. Episiotomy and increase in the risk of obstetric laceration in a subsequent vaginal delivery. Obstet Gynecol 2008, 111(6):1274-8. 10.1097/AOG.0b013e31816de899, 18515508.
47. Webb DA, Culhane J. Hospital variation in episiotomy use and the risk of perineal trauma during childbirth. Birth 2002, 29(2):132-6. 10.1046/j.1523-536X.2002.00173.x, 12000414.
48. Hundley V, Cheyne H. The trials and tribulations of intrapartum studies. Midwifery 2004, 20(1):27-36. 10.1016/S0266-6138(03)00050-0, 15020025.
49. Hollis S, Campbell F. What is meant by intention to treat analysis? Survey of published randomised controlled trials. BMJ 1999, 319:670-4. 28218, 10480822.
50. Sibbald B, Roland M. Understanding controlled trials. Why are randomised controlled trials important?. BMJ 1998, 316(7126):201. 17, 2665449, 9468688.
51. Villar J, Carolli G. Randomised Controlled Trials in reproductive health. Geneva Foundation for Medical Education and research 2003, WHO.