Table 1. Demographic characteristic of the enrolled patients.
| Characteristic | Group A | Group B | P value |
|---|---|---|---|
| Cases | 41 | 44 | |
| Sex | 0.831 | ||
| Male | 27 | 28 | |
| Female | 14 | 16 | |
| Age (year) | 0.993 | ||
| Range | 19–73 | 23–67 | |
| Mean ± stand. Dev. | 47.39±14.76 | 47.36±11.72 | |
| Levels involved | 0.627 | ||
| L3–L4 | 3 | 4 | |
| L4–L5 | 16 | 21 | |
| L5–S1 | 22 | 19 | |
| Type of stenosis | 0.387 | ||
| Central stenosis | 11 | 8 | |
| Lateral recess stenosis | 21 | 29 | |
| Both | 9 | 7 | |
| Severity of stenosis | 0.168 | ||
| Schizas grade C | 24 | 32 | |
| Schizas grade D | 17 | 12 | |
| Body mass index | 0.751 | ||
| <18.5 | 2 | 4 | |
| 18.5–23.9 | 18 | 19 | |
| 24–27.9 | 18 | 16 | |
| ≥28 | 3 | 5 | |
| Follow-up | 0.324 | ||
| Mean ± stand. Dev. | 14.3±2.2 | 14.8±2.2 |
Group A, navigation group; Group B, fluoroscopy group.