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A multicenter double blind randomised clinical cost-effectiveness trial. Microendoscopic lumbar discectomy versus conventional microsurgery. Blind for patient and research-nurse.

A multicenter double blind randomised clinical cost-effectiveness trial. Microendoscopic lumbar discectomy versus conventional microsurgery. Blind for patient and research-nurse.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN51857546
Enrollment
150
Registered
2004-09-08
Start date
2006-01-01
Completion date
Unknown
Last updated
2017-07-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Sciatica Nervous System Diseases Dorsalgia

Interventions

Randomisation in operation room to: 1. Microendoscopic surgery 2. Conventional microsurgery

Sponsors

Dutch Health Care Insurance Board (College voor Zorgverzekeringen [CVZ]) (Netherlands)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients (18-70 years) with at least 8 weeks sciatica not reacting to conservative treatment. An indication for surgery is made by the clinical picture with MRI confirmation of a lumbar disc herniation.

Exclusion criteria

Exclusion criteria: Does not match inclusion criteria

Design outcomes

Primary

MeasureTime frame
Roland Disability Questionnaire for Sciatica (RDQ)

Secondary

MeasureTime frame
1. Perceived recovery 2. Visual anolog scale (VAS) 3. VAS of back pain and combined leg and back pain 4. McGill pain questionnaire 5. Short-Form-36 questionnaire (SF 36) 6. Sciatica frequency and bothersome index (SFBI) 7. Prolo scale

Countries

Netherlands

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Apr 2, 2026