Preoperative | Final follow-up | P | |||
---|---|---|---|---|---|
Mean ± SD (range) | P value | Mean ± SD (range) | P value | ||
JOA score total (Max. 100) | |||||
Group DD | 63.4 ± 8.4 (44–78) | 0.9654 | 91.8 ± 7.2 (64–100) | 0.9393 | < 0.0001 |
Group SB | 63.3 ± 9.2 (48–77) | 92.1 ± 6.2 (73–100) | < 0.0001 | ||
Pain (Max. 30) | |||||
Group DD | 9.9 ± 3.5 (5–20) | 0.9903 | 27.4 ± 3.3 (20–30) | 0.4631 | < 0.0001 |
Group SB | 9.9 ± 3.7 (5–20) | 26.7 ± 4.2 (15–30) | < 0.0001 | ||
Function (Max. 20) | |||||
Group DD | 14.2 ± 3.7 (6–19) | 0.9957 | 19.1 ± 2.3 (11–20) | 0.8389 | < 0.0001 |
Group SB | 14.0 ± 4.3 (5–20) | 19.4 ± 1.1 (15–20) | < 0.0001 | ||
Range of motion (Max.30) | |||||
Group DD | 19.6 ± 5.8 (3–30) | 0 .7858 | 25.0 ± 4.1 (17–30) | 0.4733 | 0.0001 |
Group SB | 20.1 ± 5.1 (6–30) | 26.1 ± 2.7 (22–30) | < 0.0001 |