Inclusion Criteria:  Age >18 years 1-4 levels of cervical degenerative myelopathy in the subaxial spine, C3-C7, with or without deformity (kyphosis, spondylolisthesis)° Eligible for both treatments Ability to understand and read Swedish language Symptomatic myelopathy with at least one clinical sign of myelopathy No previous spine surgery Psychosocially, mentally, and physically able to fully comply with this protocol, including adhering to scheduled visits, treatment plan, completing forms, and other study procedures  Personally, signed and dated informed consent document prior to any study-related procedures, indicating that the patient has been informed of all pertinent aspects of the trial  Definition of kyphosis - cSVA > 40 mm and/or C2-C7 Cobb > 10° kyphosis. Definition of spondylolisthesis - anterior slippage of > 2 mm on cervical radiographs taken in the neutral position.  Exclusion Criteria:  Local kyphosis; a modified K-line minimum interval distance (INT) of <4 mm Spondylolisthesis >4 mm and simultaneous translation on lateral flexion/extension radiographs Soft disc herniations only (no signs of osteophyte formation and hypertrophy of the ligamentum flavum) Active infection Neoplasm Trauma Inflammatory disease (i.e., rheumatoid arthritis or ankylosing spondylitis or DISH) Systemic disease including HIV Lumbar or thoracic spinal disease to the extent that surgical consideration is probable or anticipated within 6 months after the cervical surgical treatment (significant lumbar stenosis as defined by Schizas B or worse). OPLL Parkinson´s disease Drug abuse, dementia, or other reason to suspect poor adherence to follow-up Previous cervical spine surgery