Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT01331226 · ClinicalTrials.gov registry record · NA

Support Person Intervention to Promote a Smoking Helpline

A NA study of Tobacco Cessation, sponsored by Mayo Clinic.

Completed
Registry status
NA
Development phase
1,020
Enrollment target
1
Study location

NCT01331226: Completed NA study of Tobacco Cessation, sponsored by Mayo Clinic.

NCT01331226 is a NA study of Tobacco Cessation that has completed, run by Mayo Clinic. The registered enrollment target is 1,020 participants, below the 1,542-participant average among 8 other Tobacco Cessation trials with a reported enrollment target (34% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT01331226, a NA study of Tobacco Cessation, has completed, sponsored by Mayo Clinic.

COMPLETED
Registry status
NA
Development phase
1,020 participants
Enrollment target
1
Study location

Study Summary

This study is designed to examine if a telephone-based intervention delivered to a support person (i.e., friend, spouse of a smoker) increases the smoker's use of the Minnesota helpline. In addition, the study will examine if the rate of smoker calls to the helpline is greater if the support person receives 3 intervention calls, 1 intervention call, or no calls (written materials only, control condition).

Primary Outcome

smoker calls to the helpline

Conditions Studied

Interventions

  • BEHAVIORAL telephone counseling 3 sessions
  • BEHAVIORAL telephone counseling 1 session
  • BEHAVIORAL written materials only

Study Locations (1)

Minnesota

  • Mayo CLinic - Rochester

Trial Details

FieldValue
Enrollment Target 1,020 participants
Start Date 2011-07
Est. Completion 2015-04
Phase NA
Mayo Clinic

2,844 total trials

What the finished NCT01331226 record still lists

NCT01331226 is an interventional study that assigns participants to a tested intervention. Its 1,020 participants enrollment target places it among the larger protocols in the corpus, below the 1,542-participant average among 8 other Tobacco Cessation trials with a reported enrollment target (34% lower).

The record links to 1 condition, with Tobacco Cessation appearing as the primary indexed condition, and to 3 interventions - of which telephone counseling 3 sessions is the first listed.

NCT01331226 reports a single indexed study location in Minnesota.

Frequently Asked Questions

What is clinical trial NCT01331226 about?

NCT01331226 is a clinical study titled "Support Person Intervention to Promote a Smoking Helpline". This study is designed to examine if a telephone-based intervention delivered to a support person (i.e., friend, spouse of a smoker) increases the smoker's use of the Minnesota helpline. In addition, the study will examine if the rate of smoker calls to the helpline is greater if the support person ...

What is the current status of trial NCT01331226?

This trial is currently completed. It is a NA study. The enrollment target is 1,020 participants. The study started on 2011-07. Estimated completion is 2015-04.

What conditions does trial NCT01331226 study?

This clinical trial studies the following conditions: Tobacco Cessation.

What interventions are being tested in trial NCT01331226?

The interventions under investigation include: telephone counseling 3 sessions (BEHAVIORAL), telephone counseling 1 session (BEHAVIORAL), written materials only (BEHAVIORAL).

Who is sponsoring clinical trial NCT01331226?

This trial is sponsored by Mayo Clinic, which has 2,844 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT01331226 being conducted?

This trial has 1 study location across Minnesota. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Tobacco Cessation

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT01331226's enrollment target sits among peer trials

1,020 2nd of 8 the highest of 8 other Tobacco Cessation trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Tobacco Cessation trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT02178163 · 1,020 participants · NA

    Comprehensive Genomic Analysis in Tissue Samples From Patients With Recurrent or Stage IV Non-small Cell Lung Cancer

  • NCT05225428 · 1,020 participants · NA

    Video Education With Result Dependent dIsclosure

  • NCT06697600 · 1,020 participants · NA

    A Decisional Intervention for Older Adults With Acute Myeloid Leukemia and Their Caregivers

  • NCT06760637 · 1,020 participants · Phase 3

    Study of PF-07220060 With Letrozole in Adults With HR-positive HER2-negative Breast Cancer Who Have Not Received Anticancer Treatment for Advanced/Metastatic Disease

Similar registry start date

  • NCT05988463 · started 2027-01-01 · Phase 1

    Dose-Escalation Study of Artesunate Patients With IPF

  • NCT07219706 · started 2026-12-10 · NA

    Dietary Fiber and Time Restricted Eating

  • NCT02831335 · started 2026-12-01

    Technical Development of Multi-Parametric Renocerebral MRI

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

Source: ClinicalTrials.gov NCT01331226, the US trial registry maintained by the National Library of Medicine. NCT01331226 (large enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.