Characteristics | LLIF (n = 59) | PLIF (n = 77) | P value |
---|---|---|---|
Gender, n (%) | |||
Male | 17 (28.8%) | 33 (42.9%) | 0.092 |
Female | 42 (71.2%) | 44 (57.1%) | |
Age (years) (mean + SD) | 62.76 ± 11.60 | 61.75 ± 11.72 | 0.618 |
BMI (kg/m2) (mean ± SD) | 25.09 ± 4.09 | 25.41 ± 3.81 | 0.642 |
Underlying diseases, n (%) | |||
Hypertension | 32 (54.2%) | 34 (44.2%) | |
DM | 8 (13.6%) | 10 (13%) | |
Coronary artery disease | 4 (6.8%) | 5 (6.5%) | |
Diagnosis, n (%) | |||
Spinal stenosis | 26 (44.1%) | 32 (41.6%) | |
Spondylolisthesis | 28 (47.5%) | 42 (54.5%) | |
Degenerative disc disease | 5 (8.5%) | 3 (3.9%) | |
Level of spine, n (%) | |||
L2–L3 | 3 (5%) | 1 (1.3%) | |
L3–L4 | 15 (25.4%) | 5 (6.5%) | |
L4–L5 | 41 (69.5%) | 50 (64.9%) | |
L5–S1 | 0 (0%) | 21 (27.3%) | |
Estimate blood loss (ml) (mean ± SD) | 167.03 (161.9) | 458.96 (304.36) | < 0.001* |
Operative time (min) (mean ± SD) | 222.8 (73.32) | 194.62 (46.13) | 0.007* |
Length of hospital stay (days) (Mean ± SD) | 8.8 (9.74) | 8.34 (4.95) | 0.721 |