Official Journal of the Italian Society of Orthopaedics and Traumatology
From: Application of a correlation between the lumbar Torg ratio and the area of the spinal canal to predict lumbar stenosis: a study of 420 postmortem subjects
Lumbar level
Lower limit for predicting CLS
Sensitivity %
Specificity %
L1
0.55
89
58
L2
80
40
L3
0.50
56
L4
90
50
L5
53