Table 1 Patient demographic, treatment information and complications
Characteristic | Statistic (n = 30) |
|---|---|
Mean age (year) | 64.5 ± 10.8 |
Female/Male | 17/13 |
Levels per operation | |
 One level (% of cases) | 16 (53.3) |
 Two levels (% of cases) | 14 (46.7) |
Levels treated | |
 L2/3 (% of levels) | 2 (4.5) |
 L3/4 (% of levels) | 12 (27.3) |
 L4/5 (% of levels) | 30 (68.2) |
Duration of surgery (range) | 96.8 ± 29.4 (50-180) (minutes) |
Blood loss (range) | 48.7 ± 9.4 ml (20-80) (ml) |
Hospitalization | 9.4 ± 2.9 (6-19) (day) |
Follow-up (range) | 19.3 ± 4.2 (12-26) (month) |
Complications | 8 |
Left thigh anterolateral pain (% of cases) | 2 (6.7) |
Vascular injury (% of cases) | 1 (3.3) |
Cage subsidence (% of cases) | 5 (16.7) |