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Table 2 Degenerative lumbar spondylolisthesis and control groups

From: Correlation between facet tropism and lumbar degenerative disease: a retrospective analysis

spinal level lumbar spondylolisthesis facet tropism χ2 p
YES NO
L3–4 YES 6 1 5 0.514 0.474
NO 86 7 79
L4–5 YES 50 17 33 6.125 0.013
NO 42 5 38
L5-S1 YES 36 18 18 15.571 0.000
NO 56 7 49