Labor PainPEARLSNCT02327559
Prenatal Education About Reducing Labor Stress (PEARLS)
A study testing Mind in Labor (MIL): Working with Pain in Childbirth and Treatment as usual (TAU) in people with Labor Pain and Tocophobia, run by University of California, San Francisco at 1 site in United States.
Trial summary
The purpose of this small randomized controlled trial (RCT) is to compare the impact of a brief (16 hour) 3rd trimester mindfulness-based childbirth education program, "Mind in Labor (MIL): Working with Pain in Childbirth," with a standard care/"treatment as usual" (TAU) active control condition of standard hospital… Read more about this study
- Who is it for?
- Ages 18 years and older, women onlyHealthy volunteers can take part
- Conditions the study is for
- Labor Pain, Tocophobia
- What is being tested?
- Mind in Labor (MIL): Working with Pain in Childbirth and Treatment as usual (TAU)
- Type of treatment
- Lifestyle or therapy programme
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 33 participants
- Where
- 1 siteUnited States
- Study dates
- Oct 2011to Feb 2015
- Phase
- Interventional
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- Women only
- Healthy volunteers accepted
- Adult, Older adult
Who may be able to join
- Age 18 or over
- No prior full-term pregnancy or live birth prior to the current pregnancy
- In 3rd trimester of healthy, singleton pregnancy
- Willingness to be randomized
- Able to read, write, and understand spoken English
- Planned hospital birth in the San Francisco Bay Area
Who cannot join
- Current or prior formal meditation experience
- Formal yoga practice prior to pregnancy (brief prenatal yoga practice will not lead to exclusion)
- Participation in other mind/body childbirth preparation course (e.g., with hypnosis focus)
- Planned elective Cesarean birth
- Planned homebirth or other non-hospital birth setting
Trial locations and contacts
1 site in 1 country.
United States1 site
The Osher Center for Integrative Medicine
San Francisco, California, 94115
About this study
Official title: Randomized Controlled Trial of a Mindfulness Intervention for Labor-Related Pain and Fear
The purpose of this small randomized controlled trial (RCT) is to compare the impact of a brief (16 hour) 3rd trimester mindfulness-based childbirth education program, "Mind in Labor (MIL): Working with Pain in Childbirth," with a standard care/"treatment as usual" (TAU) active control condition of standard hospital- and community-based childbirth education. The MIL group is expected to demonstrate a reduction in fear of labor (less pain catastrophizing and greater childbirth self-efficacy), less perceived pain in labor, less use of pain medication in labor, greater birth satisfaction, and better prenatal and postpartum psychological adjustment compared to the TAU group.
- Conditions
- Labor Pain, Tocophobia
- Being tested
- Mind in Labor (MIL): Working with Pain in Childbirth, Treatment as usual (TAU)
- Keywords
- childbirth, mindfulness, fear of labor, labor pain, coping, self-efficacy, childbirth satisfaction, depression
- Medical subject headings
- Labor Pain, Depression
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Mind in Labor (MIL): Working with Pain in ChildbirthBehavioural
The Mind in Labor (MIL) mindfulness intervention for pregnant women and their partners integrates mindfulness strategies for coping with labor pain and fear and formal mindfulness meditation with traditional childbirth education. The MIL intervention is held over 3 consecutive weekend days (Friday - Sunday) for a total of 16 hours of mindfulness skills training for childbirth preparation and labor pain management. Mindfulness strategies for coping with labor-related pain and fear are taught in an interactive, experiential format, with periods of didactic instruction.
Treatment as usual (TAU)Behavioural
The treatment as usual "TAU" active comparison condition includes participation in a standard care childbirth education course, chosen by participants in the TAU arm from a pre-approved list of hospital- and community-based childbirth education courses comparable in length and quality to MIL, but without any mindfulness meditation, mindful movement/yoga, or other core mind/body component (e.g., hypnosis).
| Study group | Role | What they receive |
|---|---|---|
| Mind in Labor (MIL) | Experimental | Mind in Labor: Working with Pain in Childbirth (MIL) is a 16-hour mindfulness-based childbirth education course. It is an abbreviated weekend workshop form of the 9-week Mindfulness-Based Childbirth and Parenting (MBCP) education program, which is a tailored form of Mindfulness-Based Stress Reduction. Receives: Behavioral: Mind in Labor (MIL): Working with Pain in Childbirth |
| Treatment As Usual (TAU) | Active comparator | Treatment As Usual (TAU) refers to standard hospital- and community-based childbirth preparation courses (high quality childbirth education that excludes a mindfulness or mind/body stress reduction focus). Receives: Behavioral: Treatment as usual (TAU) |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change in Fear of labor (childbirth self-efficacy and pain catastrophizing)
Change in levels of self-reported childbirth self-efficacy and pain catastrophizing
Measured: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth)
Perceived labor pain
Retrospective self-report of perceived pain in labor
Measured: Postpartum (average of 6 weeks post-birth)
Pain medication use during labor
Type, dose, and frequency of pain medication use during labor and delivery, recorded in medical record.
Measured: Labor (during childbirth)
Childbirth satisfaction
Self-reported satisfaction with experiences of childbirth
Measured: Postpartum (average of 6 weeks post-birth)
Change in Depression
Self-reported depressive mood/symptoms of depression
Measured: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Secondary outcomes (4)
Perceived stress and parenting stress
Change in and level of self-report of general perceived life stress and parenting-specific stress
Measured: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Mindfulness and interoceptive body awareness
Change in and level of self-report mindfulness in everyday life and interoceptive body awareness
Measured: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Positive and negative emotion
Change in and level of self-report of intensity and frequency of positive and negative affect
Measured: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Anxiety
Change in and level of self-report of trait anxiety, pregnancy-related anxiety, and worry
Measured: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted30 Dec 2014 (estimated)
- Study startOct 2011
- Primary completionFeb 2014
- Study completionFeb 2015
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (3)Papers the sponsor has linked to this study.
- Other trials for Labor PainStudies of the same condition, open and under way.
- More trials run by University of California, San FranciscoThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase N/A
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind
- Who is masked
- Participant, Investigator
- Enrolment
- 33 participants (actual)
Sponsor and investigators
- Lead sponsor
- University of California, San Francisco
- Sponsor type
- University, hospital or other
- Collaborators
- Mount Zion Health Fund
- Responsible party
- Sponsor
- Investigators
- Larissa G Duncan, PhD, Principal investigator, University of California, San Francisco
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02327559
- Sponsor's protocol ID
- PEARLSMZHF
- Acronym
- PEARLS
- Status last verified
- May 2017
- First submitted
- 23 Jun 2014
- Last updated
- 25 May 2017
- Results posted
- No
- Data monitoring committee
- No
Publications
O'Connell MA, Khashan AS, Leahy-Warren P, Stewart F, O'Neill SM. Interventions for fear of childbirth including tocophobia. Cochrane Database Syst Rev. 2021 Jul 7;7(7):CD013321. doi: 10.1002/14651858.CD013321.pub2.
PubMed 34231203Sbrilli MD, Duncan LG, Laurent HK. Effects of prenatal mindfulness-based childbirth education on child-bearers' trajectories of distress: a randomized control trial. BMC Pregnancy Childbirth. 2020 Oct 15;20(1):623. doi: 10.1186/s12884-020-03318-8.
PubMed 33059638Duncan LG, Cohn MA, Chao MT, Cook JG, Riccobono J, Bardacke N. Benefits of preparing for childbirth with mindfulness training: a randomized controlled trial with active comparison. BMC Pregnancy Childbirth. 2017 May 12;17(1):140. doi: 10.1186/s12884-017-1319-3.
PubMed 28499376
Study at a glance
From the registry record, last updated by the sponsor on 25 May 2017. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Randomized Controlled Trial of a Mindfulness Intervention for Labor-Related Pain and Fear
- ClinicalTrials.gov ID
- NCT02327559
- Acronym / sponsor ID
- PEARLS / PEARLSMZHF
- Conditions
- Labor Pain, Tocophobia
- Keywords
- childbirth, mindfulness, fear of labor, labor pain, coping, self-efficacy, childbirth satisfaction, depression
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 33 participants (actual)
- Lead sponsor
- University of California, San FranciscoUniversity, hospital or other
- Collaborators
- Mount Zion Health Fund
- Study start
- Oct 2011
- Primary completion
- Feb 2014 (actual)
- Study completion
- Feb 2015 (actual)
- First posted
- 30 Dec 2014 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The purpose of this small randomized controlled trial (RCT) is to compare the impact of a brief (16 hour) 3rd trimester mindfulness-based childbirth education program, "Mind in Labor (MIL): Working with Pain in Childbirth," with a standard care/"treatment as usual" (TAU) active control condition of standard hospital- and community-based childbirth education. The MIL group is expected to demonstrate a reduction in fear of labor (less pain catastrophizing and greater childbirth self-efficacy), less perceived pain in labor, less use of pain medication in labor, greater birth satisfaction, and better prenatal and postpartum psychological adjustment compared to the TAU group.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind (participant, investigator)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Mind in Labor (MIL) | Experimental | Behavioral: Mind in Labor (MIL): Working with Pain in ChildbirthMind in Labor: Working with Pain in Childbirth (MIL) is a 16-hour mindfulness-based childbirth education course. It is an abbreviated weekend workshop form of the 9-week Mindfulness-Based Childbirth and Parenting (MBCP) education program, which is a tailored form of Mindfulness-Based Stress Reduction. |
| Treatment As Usual (TAU) | Active comparator | Behavioral: Treatment as usual (TAU)Treatment As Usual (TAU) refers to standard hospital- and community-based childbirth preparation courses (high quality childbirth education that excludes a mindfulness or mind/body stress reduction focus). |
Who may qualify
- Ages
- 18 years and older
- Sex
- Female only
- Healthy volunteers
- Accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (6 listed)
- Age 18 or over
- No prior full-term pregnancy or live birth prior to the current pregnancy
- In 3rd trimester of healthy, singleton pregnancy
- Willingness to be randomized
- Able to read, write, and understand spoken English
Key exclusion criteria (5 listed)
- Current or prior formal meditation experience
- Formal yoga practice prior to pregnancy (brief prenatal yoga practice will not lead to exclusion)
- Participation in other mind/body childbirth preparation course (e.g., with hypnosis focus)
- Planned elective Cesarean birth
- Planned homebirth or other non-hospital birth setting
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Mind in Labor (MIL): Working with Pain in ChildbirthThe Mind in Labor (MIL) mindfulness intervention for pregnant women and their partners integrates mindfulness strategies for coping with labor pain and fear and formal mindfulness meditation with traditional childbirth education. The MIL intervention is held over 3 consecutive weekend days (Friday - Sunday) for a total of 16 hours of mindfulness skills training for childbirth preparation and labor pain management. Mindfulness strategies for coping with labor-related pain and fear are taught in an interactive, experiential format, with periods of didactic instruction. | Behavioural | Mind in Labor (MIL) |
| Treatment as usual (TAU)The treatment as usual "TAU" active comparison condition includes participation in a standard care childbirth education course, chosen by participants in the TAU arm from a pre-approved list of hospital- and community-based childbirth education courses comparable in length and quality to MIL, but without any mindfulness meditation, mindful movement/yoga, or other core mind/body component (e.g., hypnosis). | Behavioural | Treatment As Usual (TAU) |
Primary outcome
Change in Fear of labor (childbirth self-efficacy and pain catastrophizing)
Time frame: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth)
Change in levels of self-reported childbirth self-efficacy and pain catastrophizing
Perceived labor pain
Time frame: Postpartum (average of 6 weeks post-birth)
Retrospective self-report of perceived pain in labor
Pain medication use during labor
Time frame: Labor (during childbirth)
Type, dose, and frequency of pain medication use during labor and delivery, recorded in medical record.
Childbirth satisfaction
Time frame: Postpartum (average of 6 weeks post-birth)
Self-reported satisfaction with experiences of childbirth
Change in Depression
Time frame: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Self-reported depressive mood/symptoms of depression
4 secondary outcomes
Perceived stress and parenting stress
Time frame: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Mindfulness and interoceptive body awareness
Time frame: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Positive and negative emotion
Time frame: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Anxiety
Time frame: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth); Postpartum (average of 6 weeks postbirth); Follow-up (1-2 years post-birth)
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 25 May 2017.
- Derived from this study: PubMed 34231203O'Connell MA, Khashan AS, Leahy-Warren P, Stewart F, O'Neill SM. Interventions for fear of childbirth including tocophobia. Cochrane Database Syst Rev. 2021 Jul 7;7(7):CD013321. doi: 10.1002/14651858.CD013321.pub2.
- Derived from this study: PubMed 33059638Sbrilli MD, Duncan LG, Laurent HK. Effects of prenatal mindfulness-based childbirth education on child-bearers' trajectories of distress: a randomized control trial. BMC Pregnancy Childbirth. 2020 Oct 15;20(1):623. doi: 10.1186/s12884-020-03318-8.
- Derived from this study: PubMed 28499376Duncan LG, Cohn MA, Chao MT, Cook JG, Riccobono J, Bardacke N. Benefits of preparing for childbirth with mindfulness training: a randomized controlled trial with active comparison. BMC Pregnancy Childbirth. 2017 May 12;17(1):140. doi: 10.1186/s12884-017-1319-3.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Larissa G Duncan, PhD principal investigator
University of California, San Francisco
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A study testing Mind in Labor (MIL): Working with Pain in Childbirth and Treatment as usual (TAU) in people with Labor Pain and Tocophobia, run by University of California, San Francisco at 1 site in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 6 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 25 May 2017. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Change in Fear of labor (childbirth self-efficacy and pain catastrophizing) (time frame: Baseline (pre-intervention, 3rd trimester); Post-intervention (prior to birth)). The study lists 5 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT02327559, which also lists 3 linked publications.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 25 May 2017.