Table 3.
Flowchart
| Obtained patients' information | V1 | V2 | V3 | V4 | V5 | V6a | V7 | V8 | V9 | V10 |
|---|---|---|---|---|---|---|---|---|---|---|
| In-patient | x | |||||||||
| Out-patient | x | x | x | x | x | x | x | |||
| Demography & diagnosis | x | |||||||||
| Basic physical examination | x | |||||||||
| Neurological examination | x | x | x | x | x | x | ||||
| Provide study information | x | |||||||||
| Obtain informed consent | x | |||||||||
| X-ray | x | x | ||||||||
| Randomisation | x | |||||||||
| ZCQ | x | x | x | x | x | x | x | x | x | |
| MRDQ | x | x | x | x | x | x | x | x | ||
| Shuttle Walking Test | x | x | x | x | x | x | x | |||
| SF-36 | x | x | x | x | x | x | x | x | ||
| McGill Pain Questionnaire | x | x | x | x | x | x | x | |||
| VAS for legs and back | x | x | x | x | x | x | x | x | x | |
| Perceived Recovery | x | x | x | x | x | x | ||||
| Patient Global Impression of change | x | x | x | x | x | x | ||||
| EuroQol & VAS Quality of Life | x | x | x | x | x | x | x | x | x | |
| Patient diary | x | x | x | x | x | x | ||||
| Review MRI | x | |||||||||
| Complications | x | x | x | x | x | x | x | x | ||
| Re-operation | x | x | x | x | x | x |
A, questionnaires will be sent per mail with request to complete and return them; V1, Visit 1 - Intake; V2; Visit 2 - surgery; V3, Visit 3 - Follow-up 2 weeks; V4, Visit 4 - Follow-up 4 weeks, V5, Visit 5 - Follow-up 8 weeks; V6, Visit 6 - Follow-up 3 months; V7, Visit 7: Follow-up 6 months; V8, Visit 8 - Follow-up 12 months; V9, Visit 9 - Follow-up 24 months; V10, Visit 10 - Follow-up 60 months