1 Sakai K, "The K‐line tilt, a novel radiographic parameter of cervical sagittal balance, is a predictor of postoperative kyphotic deformity after laminoplasty for cervical myelopathy caused by ossification of the posterior longitudinal ligament" Cervical Spine Research Society 2017
2 Skeppholm M, "The Discover artificial disc replacement versus fusion in cervical radiculopathy : a randomized controlled outcome trial with 2-year follow-up" 15 : 1284-1294, 2015
3 Janusz P, "Reliability of cervical lordosis measurement techniques on long-cassette radiographs" 25 : 3596-3601, 2016
4 Ames CP, "Reliability assessment of a novel cervical spine deformity classification system" 23 : 673-683, 2015
5 Tauchi R, "Reliability analysis of Cobb angle measurements of congenital scoliosis using X-ray and 3D-CT images" 26 : 53-57, 2016
6 R Core Team, "R: a language and environment for statistical computing" R Foundation for Statistical Computing
7 Cobb JR, "Outline for the study of scoliosis" 5 : 261-275, 1948
8 Yoon SD, "Occipitocervical inclination : new radiographic parameter of neutral occipitocervical position" 26 : 2297-2302, 2017
9 Langensiepen S, "Measuring procedures to determine the Cobb angle in idiopathic scoliosis : a systematic review" 22 : 2360-2371, 2013
10 Street J, "Intraobserver and interobserver reliabilty of measures of kyphosis in thoracolumbar fractures" 9 : 464-469, 2009
1 Sakai K, "The K‐line tilt, a novel radiographic parameter of cervical sagittal balance, is a predictor of postoperative kyphotic deformity after laminoplasty for cervical myelopathy caused by ossification of the posterior longitudinal ligament" Cervical Spine Research Society 2017
2 Skeppholm M, "The Discover artificial disc replacement versus fusion in cervical radiculopathy : a randomized controlled outcome trial with 2-year follow-up" 15 : 1284-1294, 2015
3 Janusz P, "Reliability of cervical lordosis measurement techniques on long-cassette radiographs" 25 : 3596-3601, 2016
4 Ames CP, "Reliability assessment of a novel cervical spine deformity classification system" 23 : 673-683, 2015
5 Tauchi R, "Reliability analysis of Cobb angle measurements of congenital scoliosis using X-ray and 3D-CT images" 26 : 53-57, 2016
6 R Core Team, "R: a language and environment for statistical computing" R Foundation for Statistical Computing
7 Cobb JR, "Outline for the study of scoliosis" 5 : 261-275, 1948
8 Yoon SD, "Occipitocervical inclination : new radiographic parameter of neutral occipitocervical position" 26 : 2297-2302, 2017
9 Langensiepen S, "Measuring procedures to determine the Cobb angle in idiopathic scoliosis : a systematic review" 22 : 2360-2371, 2013
10 Street J, "Intraobserver and interobserver reliabilty of measures of kyphosis in thoracolumbar fractures" 9 : 464-469, 2009
11 Ulmar B, "Inter-and intra-observer reliability of the Cobb angle in the measurement of vertebral, local and segmental kyphosis of traumatic lumbar spine fractures in the lateral X-ray" 130 : 1533-1538, 2010
12 Janusz P, "Influence of cervical spine position on the radiographic parameters of the thoracic inlet alignment" 24 : 2880-2884, 2015
13 Singhatanadgige W, "Correlation and reliability of cervical sagittal alignment parameters between lateral cervical radiograph and lateral whole-body EOS stereoradiograph" 6 : 548-554, 2016
14 Lee HD, "Comparative analysis of three imaging modalities for evaluation of cervical sagittal alignment parameters : a validity and reliability study" 42 : 1901-1907, 2017
15 Scheer JK, "Cervical spine alignment, sagittal deformity, and clinical implications : a review" 19 : 141-159, 2013
16 Ames CP, "Cervical radiographical alignment : comprehensive assessment techniques and potential importance in cervical myelopathy" 38 (38): S149-S160, 2013
17 Carpenter J, "Bootstrap confidence intervals : when, which, what? : a practical guide for medical statisticians" 19 : 1141-1164, 2000
18 Smith JS, "Association of myelopathy scores with cervical sagittal balance and normalized spinal cord volume : analysis of 56 preoperative cases from the AOSpine North America Myelopathy study" 38 (38): S161-S170, 2013
19 MacDowall A, "Artificial disc replacement versus fusion in patients with cervical degenerative disc disease with radiculopathy : 5-year outcomes from the National Swedish Spine Register" 30 : 159-167, 2018
20 Cote P, "Apophysial joint degeneration, disc degeneration, and sagittal curve of the cervical spine: can they be measured reliably on radiographs?" 22 : 859-864, 1997
21 Lee SW, "Analysis of accuracy of kyphotic angle measurement for vertebral osteoporotic compression fractures" 14 : 961-965, 2007