Central sensitisation in patients with chronic low back pain radiating to the leg

Completed

Conditions: Chronic low back pain radiating to the leg
Chronic lumbosacral radicular syndrome
10028377
10041543

Registration Number: NL-OMON50666

Lead Sponsor: niversitair Medisch Centrum Groningen

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Completed

Sex: Not specified

Target Recruitment: 100

Inclusion Criteria

Presence of chronic low back pain (> 3 months) with radiation to the leg
Leg pain > back pain
Physician must consider a minimum of 1 dSNRB, tSNRB or pRF as an appropriate
treatment intervention;
Written informed consent
Age: 18 years or older

Exclusion Criteria

Exclusion criteria for segmental nerve blocks (see our local protocols -
appendix 2)
No or not sufficient understanding of Dutch language
Incapacity to follow instructions
Mental incompetence to provide informed consent
Pain in one (or more) sites where BSE and QST will be applied (except for the
most painful point in the painful dermatome).

Study & Design

Study Type: Observational invasive

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>* QST (Quantitative Sensory Testing)<br /><br>* BSE (Bed Side Examination)<br /><br>* CSI (Central Sensitization Inventory)</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>Other measurements (mostly part of the standardised care or CaU) are: Pain<br /><br>Catastrophising Scale (PCS), Pain Vigilance and Awareness Questionnaire (PVAQ),<br /><br>36-Item Short Form Health Survey (SF-36), Pain Disability Index (PDI), Work<br /><br>Ability Index (WAI), STarT Back Screening Tool (SBST), Numeric Rating Scale for<br /><br>Pain (NRS) and drawing in standard leg images<br /><br><br /><br>Other study parameters<br /><br>Demographic descriptive items: age, gender, weight, height, co-morbidities,<br /><br>medication and ethnic background.</p><br>