A prospective study of anterior decompression with fusion and posterior decompression with laminoplasty for the treatment of cervical spondylotic myelopathy

A prospective study of anterior decompression with fusion and posterior decompression with laminoplasty for the treatment of cervical spondylotic myelopathy - A prospective comparative study for CSM

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000023429

Enrollment

Registered

2016-08-03

Start date

1996-05-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cervical spondylotic myelopathy

Interventions

Anterior decompression with fusion Posterior decompression with laminoplasty

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Cervical spondylotic myelopathy

Exclusion criteria

Exclusion criteria: Patients with myelopathy caused by cervical disc herniation and ossification of the posterior longitudinal ligament (OPLL), those with radiculopathy, and those with a history of previous cervical spine surgery or injury

Design outcomes

Primary

Measure	Time frame
Clinical outcomes were evaluated by comparing the recovery rate of the Japanese Orthopaedic Association (JOA) score between the two groups. Radiographs were taken before surgery and every year after surgery. Sagittal alignment of the C2-7 lordotic angle and range of motion (ROM) in flexion and extension were measured before and after surgery.	—

Countries

Japan

Contacts

Public ContactTakashi Hirai

Tokyo Medical and Dental University Department of Orthopedic Surgery

hirai.orth@tmd.ac.jp03-5803-5279

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026