Table 3 Spine conditions and clinical data collected (pre-, post- and peri-operative)

Statistical unit of analysis

Procedures/patients

Patients

Patients

Patients

Patients

NA

Procedures/patients

Procedures/patients

NA

Spine condition evaluated

D; S

LD; ST + DE; STR; SI*

D; DH; DE; DDD; DS; SL; SP; SS; ST; STR

DI; DDD; DH; SDR; SD; SF; SL; SP; SPL; SS; ST

All conditions of the spine*

Whole spine and all conditions*

CD; LD*

BP; DH; DDD; SL; SS; CD; LD; DE; SI; ST*

Degenerative diseases; non-degenerative SPO; RE; K; V*

Functional status

ODI; NDI

ODI; JOA*

ODI; NDI

ODI; NDI; self-rated walking distance

NDI; COMI; ODI

ODI; NDI*

ODI 2.0; NDI

ODI; NDI; self-rated walking distance

Any

Pain

Not collected*

VAS back; VAS leg; NDI; MDI; SSS; NRS; Pain Catastrophizing Scale; BPI; COMI; PSAS*

NRS leg; NRS back; NRS neck; NRS arm

VAS (arm, neck, back, leg)

VAS leg, back; RO

VAS neck, arm, back, leg; pre-operative duration of pain*

NRS back/leg; NRS neck/arm + headache; European myelopathy score (EMS, c-spine)*

NRS leg/back; GA back/leg; pre-operative duration of pain (0-3 m/3–12/12–24/ > 24); arm and neck pain

Any

Pre-operative data (demographic and patient condition)

Age; sex; comorbidity; thoraco-lumbar, cervical, and deformity

Demographics; clinical features; neurological findings; comorbidities; imaging; pathology*

Age; sex; BMI; previous surgery; marital status; smoking; education; exercise; work status; compensation; healthcare resources; imaging; medication; expectations; comorbidities

Patient-reported outcome measures, demographic*

Age; sex; BMI; smoking; risk factors; comorbidity; pre-treatment; medical factors; psycho-psychosocial or behavioural factors; lawsuits; drug abuse; socio-economic; work status

Comorbidities; work status; pain; medication; height; weight; smoking*

Patient-reported outcome measures; demographics; lifestyle

Sex; smoking; previous surgery; work status; comorbidity; walking distance; physiotherapy; antimorphic*

Age; sex; smoking; number of previous surgeries (any level); height; weight; BMI*

Peri-operative data (surgical and before discharge)

Level; KEOPS screen grab

Surgical details; implants*

ASA; surgery type; implants; surgery duration; blood loss; operative level*

Diagnosis; type of surgery; implant; side; level; antibiotic; hospital stay; bone graft; revision surgery*

Lesion; previous surgery; level; reoperation; access; technology; operation time; blood loss; transfusion; stabilisation

Diagnosis; type of surgery; pre-operative neurological deficits; complications; level of operation; antibiotic; thrombose prophylaxis; hospital stay; bone graft; cement augmentation; revision surgery*

Medication; previous surgery; imaging; diagnosis; treatment; comorbidity; work status; symptoms; operation time; hospital stay; surgery type*

Diagnosis; type of surgery; implant; side; level; antibiotic; hospital stay; bone graft; imaging; revision surgery*

Diagnosis; level; type of surgery; ASA status; anaesthesia (K, V); access and surgery instructed and/or accompanied by a senior consultant (degenerative diseases or non-degenerative SPO or RE); materials (fusions) *

Complications

Collected by surgeon screen grab*(list not provided with the survey)

Implant malposition—removed/ replaced; spinal cord injury; vascular injury; CVA; blindness; wrong level; wrong side; dural tear; cardiac event; death; nerve injury; radicular pain/ weakness; lymphatic injury; dysphonia; excessive bleeding; cauda equina injury; peripheral neuropraxia; embolism; dysphagia*

Airway; allergic reaction; dural tear; cutaneous injury; hypotension; implant malposition—removed/ replaced; excessive bleeding; neural injury; vascular injury; cardiac event; cerebrovascular event; delirium; dysphagia; fall; GI bleeding; haematoma; bowel obstruction; infection; neurological deterioration; pneumonia; renal insufficiency; embolism; urinary retention; wound dehiscence/drainage*

Embolism; vein thrombosis; haematoma; Homer's syndrome; dural tear; urinary infection; cauda equina injury; spinal cord injury; vocal cord injury; wound infection; urinary retention*

Peri-operative, early post-op, and post-operative

Peri-operative, immediate post-operative, late post-operative*

Peri-operative; post-operative; 3-month follow-up; re-operations at 90 days; 30-day mortality*

Peri-operative; post-operative; 1 y follow-up

Information collected by the registry* (list not provided with the survey)

Others

Independence, physical capacity, recreation; social contacts; mental well being; balance, numbness, satisfaction

Hospital stay; operation time; ASA

Hospital stay; operation time; GPE; satisfaction; ASA*

Satisfaction (Likert scale); gait speed (10MWT); quadriceps strength; analgesics