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Bell ringing may ease distressing memories of cancer treatment

NCT ID NCT02970617

Symptom relief Sponsor: University of Southern California 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looked at whether ringing a bell on the last day of radiation therapy helps cancer patients remember their treatment as less distressing. 82 patients took part. Researchers compared distress memory scores between those who rang a bell and those who did not.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
ringing a bell
What this could lead to
If it works, this simple ritual could help cancer patients feel less distressed when remembering their treatment.
What could go wrong
This is a small, completed study with no phase designation. The benefit may be minimal or not apply to all patients.

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

82 people

The number who actually took part.

Started

Aug 2016

Finished

Nov 2018

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

18 years and older

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: * Diagnosis of cancer * Definitive radiation treatment with or without concurrent chemotherapy with curative intent; treatment prior to radiation therapy is acceptable (e.g. surgery, chemotherapy) * Ability to understand and the willingness to sign a written informed consent; consents will be provided in English or Spanish * Able to speak English or Spanish (questionnaires will be in English and Spanish) Exclusion Criteria: * Patients with either a malignant central nervous system (CNS)-primary cancer or with brain metastases; patients do not need to undergo brain imaging unless indicated per standard workup and management (e.g. advanced stage lung cancer receiving definitive therapy) * Patients who will be receiving surgery or adjuvant chemotherapy within 1 month following radiation treatment * Patients with widespread metastatic disease (\> 3 distant metastases); patients with oligometastatic disease (=\< 3 distant metastases) are allowed only if they are receiving definitive (curative) radiation therapy (RT) with or without chemotherapy

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Conditions

The condition(s) this trial relates to.

cancer neoplasm

As listed by the trial registrant

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

Distress Malignant neoplasm

Contacts and locations

Locations

  • USC / Norris Comprehensive Cancer Center

    Los Angeles, California, 90033, United States

More trials for these conditions

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