Fig. 3From: Correlation between severity of spinal stenosis and multifidus atrophy in degenerative lumbar spinal stenosisCorrelation between the severity of MA and the severity of spinal stenosis. The mean TFCSA/TCSA ratios were plotted against the group number (ACD). A test for Pearson correlation was performed. P < 0.05 was considered to show a statistically significant differenceBack to article page