This study aimed to investigate the effect of chronic neck pain on sleep quality and to determine the factors that may be related to sleep disturbance.

It is thought that chronic neck pain affects sleepiness negatively. However, there are no studies on chronic neck pain and sleep quality. In this study, we would like to determine whether there is a link between chronic neck pain and sleep quality and the factors that may be related.

Inclusion Criteria:

• Patient has chronic mechanical neck pain for at least 3 months and without radicular pain
• Patient's visual analogue scale score is 3 and over

Exclusion Criteria:

• History of neurological deficit
• History of cervical stenosis, cervical surgery, spondylolisthesis, scoliosis
• History of central or peripheral nervous system disorders
• History of inflammatory neck pain
• Pregnant or breast feeding
• History of fibromyalgia disease
• History of severe osteoporosis or osteomalacia
• History of infectious, malignancy, and active psychiatric disease
• Noncooperative
• Patient has chronic pain in a region other than the neck region