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Table 5 Demographics and preoperative clinical scores of patients of different French types

From: Comparison of the French and CARDS classifications for lumbar degenerative spondylolisthesis: reliability and validity

French Age BMI VAS back VAS leg ODI SF-36
Type 1 52.1 ± 13.2 25.27 ± 9.9 5.71 ± 3.3 5.22 ± 1.8 40.3 ± 17.7 42.9 ± 14.1
Type 2 60.3 ± 14.7 30.14 ± 13.2 6.52 ± 2.5 5.78 ± 3.1 48.3 ± 23.1 41.1 ± 18.6
Type 3 59.4 ± 10.8 25.12 ± 11.6 7.11 ± 1.7 6.64 ± 1.6 43.1 ± 21.3 43.3 ± 21.4
Type 4 62.9 ± 16.1 26.12 ± 17.1 7.34 ± 0.8 6.61 ± 2.1 51.6 ± 19.5 39.5 ± 16.3
Type 5 68.1 ± 17.5 29.31 ± 16.4 8.41 ± 2.3 7.81 ± 3.2 52.7 ± 16.4 37.4 ± 17.6
P value 0.173 0.458 0.017* 0.023* 0.182 0.147