Effectiveness of breathing exercises during the second stage of labor on labor pain and duration: a randomized controlled trial

Marshall, 2011, Impact of multiple cesarean deliveries on maternal morbidity: a systematic review, Am J Obstet Gynecol, 205, 262.e1, 10.1016/j.ajog.2011.06.035 Boaviagem, 2017, The effectiveness of breathing patterns to control maternal anxiety during the first period of labor: a randomized controlled clinical trial, Complement Ther Clin Pract, 26, 30, 10.1016/j.ctcp.2016.11.004 Adams, 2008, A practical approach to labor support, J Obstet Gynecol Neonatal Nurs, 37, 106, 10.1111/j.1552-6909.2007.00213.x Stjernholm, 2010, Changed indications for cesarean sections, Acta Obstet Gynecol Scand, 89, 49, 10.3109/00016340903418777 Akarsu, 2014, Turkish women's opinions about cesarean delivery, Pak J Med Sci, 30, 1308 Saleh, 2017, Increased rates of cesarean sections and large families: a potentially dangerous combination, J Perinat Med, 45, 517, 10.1515/jpm-2016-0242 Kuczkowski, 2007, Labor pain and its management with the combined spinal-epidural analgesia: what does an obstetrician need to know?, Arch Gynecol Obstet, 275, 183, 10.1007/s00404-006-0204-5 Simkin, 2004, Update on nonpharmacologic approaches to relieve labor pain and prevent suffering, J Midwifery Womens Health, 49, 489, 10.1016/j.jmwh.2004.07.007 Smith, 2011, Acupuncture or acupressure for pain management in labour, Cochrane Database Syst Rev Miquelutti, 2013, Evaluation of a birth preparation program on lumbopelvic pain, urinary incontinence, anxiety and exercise: a randomized controlled trial, BMC Pregnancy Childbirth, 13, 154, 10.1186/1471-2393-13-154 Jones, 2012, Pain management for women in labour: an overview of systematic reviews, Cochrane Database Syst Rev, 10.1002/14651858.CD009234.pub2 Begg, 1996, Improving the quality of reporting of randomized controlled trials. The CONSORT statement, JAMA, 276, 637, 10.1001/jama.1996.03540080059030 1966, WMA declaration of Helsinki Serves as guide to physicians, Calif Med, 105, 149 Ahmadi, 2017, Effect of breathing technique of blowing on the extent of damage to the perineum at the moment of delivery: a randomized clinical trial, Iran J Nurs Midwifery Res, 22, 62, 10.4103/1735-9066.202071 Lemos, 2015, Pushing/bearing down methods for the second stage of labour, Cochrane Database Syst Rev, 10.1002/14651858.CD009124.pub2 Simpson, 2005, Effects of immediate versus delayed pushing during second-stage labor on fetal well-being: a randomized clinical trial, Nurs Res, 54, 149, 10.1097/00006199-200505000-00002 Yildirim, 2004, The effect of breathing and skin stimulation techniques on labour pain perception of Turkish women, Pain Res Manag, 9, 183, 10.1155/2004/686913 Madden, 2016, Hypnosis for pain management during labour and childbirth, Cochrane Database Syst Rev, 10.1002/14651858.CD009356.pub3 Henry, 2008, Perinatal outcomes in the setting of active phase arrest of labor, Obstet Gynecol, 112, 1109, 10.1097/AOG.0b013e31818b46a2 Anarado, 2015, Knowledge and willingness of prenatal women in Enugu Southeastern Nigeria to use in labour non-pharmacological pain reliefs, Afr Health Sci, 15, 568, 10.4314/ahs.v15i2.32 Lothian, 2011, Lamaze breathing: what every pregnant woman needs to know, J Perinat Educ, 20, 118, 10.1891/1058-1243.20.2.118 Bankowski, 2005