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Table 2 Regression analysis to test the relationship between Cobb, ALFA and APOS angle

From: Conservative treatment in Scheuermann’s kyphosis: comparison between lateral curve and variation of the vertebral geometry

Y X Coeff p R2
Cobb t1 ALFA t1 1.63 <0.01 0.3545
Cobb t5 ALFA t5 2.03 <0.01 0.7610
Cobb t5-t1 ALFA t5-t1 0.81 0.019 0.0605
Cobb t1 APOS t1 2.72 <0.01 0.6160
Cobb t5 APOS t5 2.89 <0.01 0.2762
Cobb t5-t1 APOS t5-t1 1.38 <0.01 0.1322
ALFA t5-t1 APOS t5-t1 −0.20 0.09 0.0307