Fig. 2From: The change of cervical sagittal parameters plays an important role in clinical outcomes of cervical spondylotic myelopathy after multi-level anterior cervical discectomy and fusionMeasurement of cervical sagittal parameters. Cranial tilt: the angle between the line extending from the centre of the T1 endplate to the tip of the dens and the plumb line; cervical tilt: the angle between the line extending from the centre of the T1 endplate to the tip of the dens and the vertical line from the centre of the T1 endplateBack to article page