Table 2 Intra- and postoperative data
Bone resorption (n = 29) | Nobone resorption (n = 15) | p | |
|---|---|---|---|
Intraoperative | |||
Operating time, h | 2.3 ± 0.4 | 2.3 ± 0.5 | .598 |
Blood loss, mL | 181.4 ± 169.1 | 127.3 ± 85.7 | .167 |
Postoperative | |||
Hospital stay, d | 18.1 ± 3.1 | 16.3 ± 2.6 | .058 |
Time wearing brace, mo | .720 | ||
≤3 | 11 (37.9) | 8 (53.3) | |
4-5 | 3 (10.3) | 1 (6.7) | |
≥6 | 15 (51.7) | 6 (40.0) | |
Time performing low back muscle exercises, mo | .299 | ||
0 | 13 (44.8) | 8 (53.3) | |
≤3 | 6 (20.7) | 0 (0.0) | |
3-6 | 5 (17.2) | 4 (26.7) | |
≥7 | 5 (17.2) | 3 (20.0) | |