Appendix 1. Included CAS-codes and categorization
Diagnosis Group CAS-code
Acute non-specific (low) back pain Non-specific L101
Subacute non-specific (low) back pain Non-specific L102
Chronic non-specific (low) back pain Non-specific L103
Sciatica Radiating pain L104
Lumbago with sciatica Radiating pain L105
Multiple fractures of the lumbar spine, thorax and pelvis Fractures of the spine L502
Fracture of cervical spine Fractures of the spine L533
Fracture of lumbosacral spine Fractures of the spine L536
Fracture of pelvis Fractures of the spine L538
Whiplash injury Others L550
Ankylosing spondylitis (AS) / Bechterew's disease Others L600 Spondylosis / osteoarthritis of the spine Spondylogenic diseases L601
Spinal stenosis Spondylogenic diseases L602
Other spondylogenic neck and back disorders Spondylogenic diseases L609
(Kypho)scoliosis Spine deformity L610
Spondylolysis Spine deformity L611
Spondylolisthesis Spine deformity L612
Juvenile osteochondrosis of spine / Calvé's disease / Scheuermann's disease
Spine deformity L613
Other deforming neck and back disorders Spine deformity L619
Discopathy cervical Hernia L620
Spinal disc herniation Hernia L621
Other discopathies Hernia L622
Post laminectomy syndrome Others L623
Radiculopathy Radiating pain L625
Other disorders of the spine Others L629
