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Demographic characteristics of patients.
| Group SO | Group P/T | p-Value | |
|---|---|---|---|
| Number of patients | 63 | 35 | |
| Age (years) | 68.6 ± 10.4 | 71.0 ± 13.5 | 0.802 |
| Gender | |||
| Male | 20 | 15 | |
| Female | 43 | 20 | |
| BMI (kg/m2) | 23.6 ± 4.7 | 22.9 ± 2.9 | 0.552 |
| Disorder | |||
| Spondylolisthesis | 49 | 28 | |
| Lumbar stenosis | 11 | 5 | |
| Degenerative Disc Disease | 3 | 2 | |
| Fused level of vertebra | |||
| L2/3 | 1 | 2 | |
| L3/4 | 10 | 4 | |
| L4/5 | 51 | 22 | |
| L5/S1 | 1 | 7 |
