Rationale: Treatment with transforaminal epidural injections is part of usual care in patients suffering from lumbar radiculopathy. However, not all patients experience a satisfactory result from this treatment and it is unclear what percentage of patients responds well and if any clinical or radiological factors exist that predict a positive response. Objectives: Primary: to develop a model based on demographic, clinical and radiological parameters for prediction of treatment success after TEI Secondary: to estimate the short-term efficacy of TEI in patients with LDH and spinal stenosis based on pain, functionality and perceived recovery scores, to determine the correlation between clinical and radiological baseline parameters and physical and psychological patient outcome measures, to determine the rate of additional injections and rate of surgery after treatment with TEI, to determine the short-term (cost)effectiveness of TEI on physical and psychological patient outcome measures, and to determine the rate of complications associated with TEI Study design: Prospective cohort study Study population: Patients that are scheduled for TEI as part of usual care suffering from a new episode of lumbar radiculopathy Main study parameters/endpoints: leg and back pain scores at baseline, 30 minutes, 2 and 6 weeks after treatment. ODI, HADS, Quality of Life and PCI at baseline, 2 and 6 weeks after treatment. Perceived recovery at 2 and 6 weeks after treatment. Usage of healthcare at baseline, 2 and 6 weeks after treatment.
Data collection schedule Baseline Weeks of follow-up 30 min. Day 4 Week 2 Week 6 Demographic data ✓ NRS leg pain ✓ ✓ ✓ ✓ NRS back pain ✓ ✓ ✓ ✓ ODI ✓ ✓ ✓ HADS ✓ ✓ ✓ QoL VAS ✓ ✓ ✓ PCI ✓ ✓ ✓ Likert score ✓ ✓ Adjuvant therapy ✓ ✓ ✓ TEI data ✓ ✓
Study Type
OBSERVATIONAL
Enrollment
388
Injections above L3 will contain 1,5 ml lidocaine 1% and 10 mg dexamethasone and injections at L3 or below will contain 1,5 ml lidocaine 2% and 40mg methylprednisolone acetate in accordance with current Dutch anesthesiologic guidelines for usual care.
Spaarne Gasthuis
Haarlem, Netherlands
RECRUITINGNumerical Rating Scale Leg Pain
The NRS score for leg pain
Time frame: 2 weeks
Numerical Rating Scale Leg Pain
The NRS score for leg pain
Time frame: 30 minutes after treatment
Numerical Rating Scale Leg Pain
The NRS score for leg pain
Time frame: 6 weeks
Numerical Rating Scale Back Pain
The NRS score for back pain
Time frame: 30 minutes after treatment
Numerical Rating Scale Back Pain
The NRS score for back pain
Time frame: 2 weeks
Numerical Rating Scale Back Pain
The NRS score for back pain
Time frame: 6 weeks
Oswestry Disability Index
The ODI score for functionality
Time frame: 2 weeks
Oswestry Disability Index
The ODI score for functionality
Time frame: 6 weeks
Global Perceived Effect
The degree of patient satisfaction from experienced recovery on a Likert scale
Time frame: 2 weeks
Global Perceived Effect
The degree of patient satisfaction from experienced recovery on a Likert scale
Time frame: 6 weeks
Hospital Anxiety and Depression Scale
The HADS score for assessment of anxiety and depression
Time frame: 2 weeks
Hospital Anxiety and Depression Scale
The HADS score for assessment of anxiety and depression
Time frame: 6 weeks
Pain Coping Inventory
Assessment of the pain coping mechanisms of the patient
Time frame: 2 weeks
Pain Coping Inventory
Assessment of the pain coping mechanisms of the patient
Time frame: 6 weeks
Visual Analogue Scale Quality of Life
The VAS for assessment of Quality of Life
Time frame: 2 weeks
Visual Analogue Scale Quality of Life
The VAS for assessment of Quality of Life
Time frame: 6 weeks
Use of pain medication and physical therapy
Use of pain medication and physical therapy
Time frame: 2 weeks
Use of pain medication and physical therapy
Use of pain medication and physical therapy
Time frame: 6 weeks
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