Study of the effect of three childbirth positions of squatting, sitting and lithotomy on the severity of labor pain.
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Pregnant women aged between 18-35 years old Primiparous women Gestational age between 37 and 41 weeks Women in dilatation 8-9 cm (active phase of labor phase) Singleton pregnancy Fetal presentation (head) in the second stage of labor engagement and at least ischial spines is reached Estimated fetal weight is based on Johnson's law between 4,000-2500 grams The tendency and readiness for the physiological delivery
Exclusion criteria
Exclusion criteria: Anatomical and skeletal disorders All that leads to cesarean section Lack of labor progress in the first stage of labor by using paratograph form Rupture of the water bag over 12 hours Weakness and numbness in the legs (in squat position) Short Perinea (vaginal insertion distance to the anal inlet less than 3.5 cm) Maternal fatigue at the end of the first stage of labor
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Severity of labor pain in the latent phase of the second stage of labor. Timepoint: After the intervention and the end of the latent phase of the second stage of labor. Method of measurement: Visual analogue Scale of McGill Pain.;Severity of labor pain in the active phase of the second stage of labor. Timepoint: After the intervention and the end of the active phase of the second stage of labor. Method of measurement: Visual analogue Scale of McGill Pain.;Severity of labor pain in the third stage of labor. Timepoint: After the intervention and the end of the third stage of labor. Method of measurement: Visual analogue Scale of McGill Pain.;Duration of the latent phase of the second stage of labor. Timepoint: After the intervention. Method of measurement: Kronometer.;Duration of the active phase of the second stage of labor. Timepoint: After the intervention. Method of measurement: Kronometer.;Duration of the third stage of labor. Timepoint: After the intervention. Method of measurement: Kronometer. | — |
Secondary
| Measure | Time frame |
|---|---|
| Volume of bleeding in the first hour after delivery. Timepoint: After the intervention. Method of measurement: Scales, sanitary pad.;Type and degree of perineal tear. Timepoint: After the intervention and childbirth. Method of measurement: Observation and examination.;Apgar score of the infant in the first and fifth minutes of birth. Timepoint: After intervention and delivery. Method of measurement: Neonate Apgar Scale. | — |
Countries
Iran (Islamic Republic of)
Contacts
Jahrom University of Medical Sciences