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
0.43
12
97
L2
30
96
L3
0.41
33
L4
0.38
50
98
L5
0.37