Shiraz E-Med J. 2018 August; 19(8):e65501. doi: 10.5812/semj.65501. Published online 2018 June 25. Research Article The Effect of Localized Heat and Cold Therapy on Pain Intensity, Duration of Phases of Labor, and Birth Outcomes Among Primiparous Females: A Randomized, Controlled Trial Mansoureh Yazdkhasti,1,2 Soheila Moghimi Hanjani,3 and Zahra Mehdizadeh Tourzani2,* 1Social Determinations of Health Research Center, Alborz University of Medical Sciences, Karaj, Iran 2Department of Midwifery, School of Nursing and Midwifery, Alborz University of Medical Sciences, Karaj, Iran 3Department of Midwifery, School of Nursing and Midwifery, Islamic Azad University, Karaj Branch, Karaj, Iran *Corresponding author: Zahra Mehdizadeh Tourzani, MSc of Midwifery, Department of Midwifery, School of Nursing and Midwifery, Alborz University of Medical Sciences, Karaj, Iran. Tel/Fax: +98-2634304433, E-mail:
[email protected] Received 2018 January 07; Revised 2018 April 05; Accepted 2018 April 16. Abstract Background: Pain is a common and unavoidable phenomenon in childbirth, and in terms of severity, childbirth pain is among the most severe pains in human. Objectives: The current study aimed at investigating the effect of localized heat and cold therapy on pain intensity, duration of phases of labor, and birth outcomes among primiparous females. Satisfaction was also compared in the two intervention groups. Methods: The current randomized, controlled trial was conducted on 120 primiparous females in three groups (heat/ cold therapy, and control) from September 2015 to January 2016. Intensity of pain, duration of phases of labor, and birth outcomes were mea- sured before and after intervention in the three groups. Satisfaction with localized heat and cold therapy was compared in the two intervention groups.