NCT00155948

Brief Summary

The purpose of this study is to investigate the validity and reliability of measurement for cervical multifidus using ultrasonography, and to investigate cervical multifidus muscle function by the change pattern of multifidus thickness, and to compare the changes in muscle thickness among different resistance levels (rest, 25%, 50%, 75% and 100%) and different cervical levels (C4, C5 and C6).

Trial Health

100
On Track

Trial Health Score

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

Enrollment
40

participants targeted

Target at P25-P50 for all trials

Timeline
Completed

Started Sep 2003

Shorter than P25 for all trials

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

September 1, 2003

Completed
8 months until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2004

Completed
1.4 years until next milestone

First Submitted

Initial submission to the registry

September 9, 2005

Completed
3 days until next milestone

First Posted

Study publicly available on registry

September 12, 2005

Completed
Last Updated

December 20, 2005

Status Verified

April 1, 2004

First QC Date

September 9, 2005

Last Update Submit

December 19, 2005

Conditions

Multifidus

Keywords

UltrasonographyCervical Multifidus

Eligibility Criteria

Age20 Years - 40 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • participants without posterior cervical pain within recent 3 months before entry the study

You may not qualify if:

  • Posterior cervical pain
  • Surgery over cervical spine

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Officials

  • Shwu-Fen Wang, Ph.D.

    School and graduate institute of Physical Therapy, National Taiwan University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
DEFINED POPULATION
Time Perspective
OTHER
Sponsor Type
OTHER

Study Record Dates

First Submitted

September 9, 2005

First Posted

September 12, 2005

Study Start

September 1, 2003

Study Completion

May 1, 2004

Last Updated

December 20, 2005

Record last verified: 2004-04