Fig. 2From: Measurement of scoliosis Cobb angle by end vertebra tilt angle methoda, b, c Measuring process of the Cobb angle by the end vertebra tilt angle method. d Measurement of the upper end vertebra tilt angle. e Measurement of the lower end vertebra tilt angle. f The upper end vertebra tilt angle α = 41°, the lower end vertebra tilt angle β = 30°, and the Cobb angle = α + β = 71°Back to article page