Outcome after lumbar microsurgical decompression: comparison of patients without previous interventions vs. patients with condition after spondylodesis in the connecting segment

• Conditions: M48; Other spondylopathies

• Registration Number: DRKS00032800
• Lead Sponsor: Orthopädische Klinik der Medizinischen Hochschule Hannover im Diakovere Annastift

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Completion: 2023-09-30
• Study Start: 2024-06-25
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Complete
• Sex: All
• Target Recruitment: 110

Inclusion Criteria

female/male/diverse
- Age >18 years
- Date of surgery between 2014-2021
- Patients with microsurgical decompression of the lumbar spine without previous spondylodesis
- Patients with fusion of the lumbar spine and subsequent microsurgical decompression in the segment directly adjacent to the spondylodesis

Exclusion Criteria

- Macroscopic decompression
- Extraspinal access
- Patients with known deficient cognitive performance to complete questionnaires independently (Ex: advanced dementia).

Study & Design

• Study Type: observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The primary objective of the proposed study is to assess clinical outcome using the ODI for decompression after prior lumbar spondylodesis compared to decompression without prior fusion.

Secondary Outcome Measures

Name	Time	Method
Secondary is the assessment of clinical outcome using the questionnaires European Quality of Life 5 Dimensions 3 Level Version (EQ5D), Visual Analog Scale (VAS), Core Outcome Measures Index (COMI), Zurich Claudication Questionnaire (ZCQ) and Subjective Spine Value (SSpV). Furthermore, the frequency of complications and revision surgeries will be investigated.