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Letter to the Editor

The effect of hyoscine butylbromide on the duration and progress of labor in primigravidae: a randomized controlled trial: methodological issues

Page 1049 | Received 01 Sep 2017, Accepted 17 Oct 2017, Published online: 06 Nov 2017

References

  • Maged AM, Mosaad M, AbdelHak AM, et al. The effect of hyoscine butylbromide on the duration and progress of labor in primigravidae. A randomized controlled trial. J Matern Fetal Neonatal Med. 2017:1–6.
  • Chow S-C, Liu J-P Design and analysis of clinical trials: concepts and methodologies. New York: John Wiley & Sons; 2008.
  • Schulz KF, Altman DG, Moher D, et al. CONSORT 2010 Statement: updated guidelines for reporting parallel group randomised trials. BMC Med. 2010;8:18.
  • Egger M, Jüni P, Bartlett C, et al. Value of flow diagrams in reports of randomized controlled trials. JAMA. 2001;285(15):1996–1999.
  • Greenland S, Senn SJ, Rothman KJ, et al. Statistical tests, P values, confidence intervals, and power: a guide to misinterpretations. Eur J Epidemiol. 2016;31(4):337–350.

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