| LE-ULBD | MIS-TLIF | P value |
---|---|---|---|
N | 32 | 80 | – |
Operation time (min) | 139.5 ± 31.2 (85–240) | 161.1 ± 45.6 (60–300) | 0.023 |
Estimated blood loss (ml) | 51.9 ± 10.9 (40–80) | 146.6 ± 80.3 (50–400) | < 0.001 |
Time to ambulation (h) | 11.7 ± 3.6 (8–28) | 22.1 ± 9.5 (12–48) | < 0.001 |
Length of hospitalization (d) | 2.7 ± 0.9 (1–4) | 11.2 ± 2.4 (7–17) | < 0.001 |