Fig. 1From: Age-related radiographic parameters difference between the degenerative lumbar spinal stenosis patients and healthy people and correlation analysisIllustration of the measurement of IDH. A Connect the anterior and posterior edges of the adjacent CEPs; B the mid-points of the two lines were identified and connected; C the perpendicular distances from the anterior, middle, and posterior points on CEP were measured. IDH = intervertebral disk height; CEP = cartilaginous endplateBack to article page