Muscle activation patterns in chronic low back pain patients and pain free subjects.

Conditions: chronische lage rugpijn
chronic low back pain

Registration Number: NL-OMON30842

Lead Sponsor: Revalidatiecentrum Het Roessingh

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Pending

Sex: Not specified

Target Recruitment: 30

Inclusion Criteria

Patients:
-aged between 18 and 65 years;
-primary complaint is non-specific CLBP prolonging for longer than three months with no further pathology;
-availability of a partner or friend to assist with electrode belt positioning.;Pain free subjects:
-aged between 18 and 65 years;
-No history of low back pain (requiring medical consultation) in the past 12 months;
-availability of a partner or friend to assist with electrode belt positioning.

Exclusion Criteria

Patiens:
-wheelchair-bound patients
-patients with specific causes of CLBP;
-patients who had surgery in the last 6 months;
-patients with terminal or progressive diseases;
-patients with insufficient knowledge of Dutch language;
-Patients from non western cultures.
-a Body Mass Index (BMI) larger than 30 or less than 18.;Pain free subjects:
-The subject is employed at Roessingh Research and Development;
-subjects with insufficient knowledge of Dutch language;
-persons from non-western cultures;
-a Body Mass Index (BMI) larger than 30 or less than 18.

Study & Design

Study Type: Observational non invasive

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>The main study parameter is muscle activity pattern in daily life, expressed as<br /><br>two sided low back SEMG, measured using a belt with SEMG electrodes. </p><br>

Secondary Outcome Measures

Name	Time	Method
<p>To obtain information of the composition of the study groups several<br /><br>questionnaires are used. Following aspects are determined:<br /><br><br /><br>For both groups: Demographics, self-perceived activity level.<br /><br>For the patient group: Fear of movement, coping strategies, disability level,<br /><br>pain intensity.</p><br>