NCT00713895

Brief Summary

The research study examined the feasibility, implementation, and efficacy of the interactive expert system intervention for smoking cessation in the Chinese American population.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
363

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Aug 2001

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

August 1, 2001

Completed
2.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 1, 2004

Completed
1.6 years until next milestone

Study Completion

Last participant's last visit for all outcomes

August 1, 2005

Completed
2.9 years until next milestone

First Submitted

Initial submission to the registry

July 9, 2008

Completed
5 days until next milestone

First Posted

Study publicly available on registry

July 14, 2008

Completed
Last Updated

December 11, 2018

Status Verified

December 1, 2018

Enrollment Period

2.4 years

First QC Date

July 9, 2008

Last Update Submit

December 7, 2018

Conditions

Smoking Cessation

Keywords

smoking cessationrandomized trialAsianChinese Americanstages of change

Outcome Measures

Primary Outcomes (1)

  • abstinence

    self-report 7-day point prevalence abstinence of cigarette use

    18 months

Secondary Outcomes (2)

  • quit attempt

    18 months

  • reduction

    18 months

Study Arms (2)

Standard Self-Help

ACTIVE COMPARATOR

receive a standard self-help manual in Chinese and English of the participants' choice at baseline

Behavioral: Standard Self-Help

Expert System

EXPERIMENTAL

receive an expert system intervention that included the Pathway-To-Change self-help manual and a series of 3 individualized feedback reports at baseline, 3, and 6 months.

Behavioral: Expert System

Interventions

Expert SystemBEHAVIORAL

an expert system intervention provided the Pathway-To-Change self-help manual and a series of 3 individualized feedback reports at baseline, 3, and 6 months.

Expert System
Standard Self-HelpBEHAVIORAL

standard smoking cessation self-help manual

Standard Self-Help

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • residents of the San Francisco Bay Area
  • age 18 or older
  • self-identified as Chinese in ethnicity
  • able to read English or Chinese
  • have smoked at least 100 cigarettes in their lifetime
  • currently smoke at least 5 cigarettes in the past 7 days

You may not qualify if:

  • currently engaging in other smoking cessation efforts.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

UCSF Langley Porter

San Francisco, California, 94143, United States

Location

MeSH Terms

Conditions

Smoking Cessation

Condition Hierarchy (Ancestors)

Health BehaviorBehavior

Study Officials

  • Janice Tsoh, PhD

    University of California, San Francisco

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

July 9, 2008

First Posted

July 14, 2008

Study Start

August 1, 2001

Primary Completion

January 1, 2004

Study Completion

August 1, 2005

Last Updated

December 11, 2018

Record last verified: 2018-12

Data Sharing

IPD Sharing
Will not share

Locations

US(1)