DIURNAL-VARIATION OF COBB ANGLE MEASUREMENT IN ADOLESCENT IDIOPATHIC SCOLIOSIS

被引:56
作者
BEAUCHAMP, M [1 ]
LABELLE, H [1 ]
GRIMARD, G [1 ]
STANCIU, C [1 ]
POITRAS, B [1 ]
DANSEREAU, J [1 ]
机构
[1] HOP ST JUSTINE, ORTHOPAED SECT, 3175 CHEMIN COTE ST CATHERINE, MONTREAL H3T 1C5, QUEBEC, CANADA
关键词
IDIOPATHIC SCOLIOSIS; COBB ANGLE; DAILY VARIATION; THORACIC CURVE;
D O I
10.1097/00007632-199309000-00002
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
To investigate the possible influence of gravity on daily variations of curve magnitude in adolescent idiopathic scoliosis, standardized anteroposterior standing radiographs of the spine were taken at 8:00 AM and repeated in the same conditions at 8:00 PM on the same day, 19 girls with idiopathic scoliosis, aged 10-16 years were included. The Cobb angle of the primary thoracic curve was measured blindly by four skilled orthopaedic surgeons. The mean interobserver variation in measuring Cobb angles on the 38 radiographs was 1.6-degrees. The average Cobb angle on morning radiographs was 60-degrees (range, 42-91-degrees) as compared to 65-degrees (range, 47-89-degrees) in the afternoon, a significant (P< 0.001) difference using a paired two-sided Student t test. It was concluded that there is a statistically and clinically significant daily increase of curve severity in moderate to severe idiopathic scoliosis.
引用
收藏
页码:1581 / 1583
页数:3
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