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Mom's voice may boost preemie brain growth

NCT ID NCT04193579

Knowledge-focused Sponsor: Stanford University Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether playing recordings of a mother's voice to preterm babies in the NICU helps their brain and language development. Researchers enrolled 57 preterm infants born between 24 and 31 weeks. The goal was to see if this simple, non-invasive intervention could improve long-term outcomes.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

57 people

The number who actually took part.

Started

Nov 2019

Finished

Apr 2025

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

24 to 31 weeks

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Infants born preterm at Stanford Children's Hospital between 24 0/7 - 31 6/7 weeks gestational age Exclusion Criteria: * Congenital anomalies * Recognizable malformation syndromes * Active seizure disorders * History of Central Nervous System infections * Hydrocephalus * Major sensori-neural hearing loss * Likelihood to be transferred from NICU to alternate care facility or home environment prior to 36 weeks PMA and/or brain MRI scan * Intraventricular Hemorrhage Grades III-IV * Cystic periventricular leukomalacia (PVL) * Surgical treatment for necrotizing enterocolitis * Small for gestational age (SGA) \<3 percentile and/or Intra-uterine growth restriction (IUGR) no head sparing * Twin-to-twin transfusions

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Conditions

The condition(s) this trial relates to.

Obstetric Labor Complications Obstetric Labor, Premature pregnancy disorder Premature Birth

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Premature birth

Contacts and locations

Locations

  • Stanford University - Lucile Packard Children's Hospital

    Palo Alto, California, 94304, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.