Table 1 The demographic data of all patients
Patient No. | Sex | Level | Duration of Nonoperative Treatment (mo) | Operation Time (mins) | Length of hospital stay (Day) |
|---|---|---|---|---|---|
1 | M | L5 bilateral | 9 | 105 | 3 |
2 | F | L5 bilateral | 22 | 130 | 3 |
3 | F | L5 bilateral | 7 | 107 | 3 |
4 | M | L5 bilateral | 11 | 112 | 4 |
5 | F | L5 bilateral | 13 | 126 | 4.5 |
6 | F | L5 bilateral | 8 | 98 | 3 |