Author | Year | Number of cases | Outcome | Follow up time | Remark | |
---|---|---|---|---|---|---|
Lee et al. | 2004 | 3 | The mean ODI score improved from 77.0–24.5%. | 10.7(6–15) months | DLS with compressive central canal stenosis | |
Jasper et al. | 2014 | 1 | One week, six months, and twelve months after the surgery the patient no longer experienced pain in his right leg. The right foot drop was significantly improved. | 12 months | DLS at L5-S1 with a right neural foraminal disc herniation and osteophytic ridge complex | |
Jasper et al. | 2014 | 21 | Macnab showed good‑to‑excellent rate was 81.0%. The mean preoperative Vas was 8.5, which improved to 2.3 at 1 year postoperatively. | 12 months | DLS | |
Krishnan et al. | 2019 | 1 | ODI improved from 95.6 to 8.0 at three weeks, and maintained at 39 months of follow-up. VAS (leg) improved from 9 left/6 right to 0/0 bilateral, respectively. | 39 months | DLS with lumbar disc herniation | |
Li et al. | 2019 | 18 | Macnab showed good‑to‑excellent rate was 83.3%. The mean preoperative ODI was 68.2 ± 6.5, which improved to 31.7 ± 5.2 at the final follow up. | 27.7 (24‑33) months | DLS with LSS in elderly patients | |
Li et al. | 2019 | 26 | Macnab showed good‑to‑excellent rate was 81.3%. The mean preoperative ODI was 64.7 ± 8.1, which improved to 31.4 ± 5.6 at the final follow up. | 26.3 (24–33) months | DLS with LSS | |
Cheng et al. | 2020 | 40 | Macnab showed good‑to‑excellent rate was 87.5%. The mean preoperative ODI was 67.3 ± 9.3, which improved to 20.7 ± 8.1 at 1 year postoperatively. | at least 1 year | DLS with LSS in elderly patients | |
Cheng et al. | 2020 | 30 | Macnab showed good‑to‑excellent rate was 93.3%. The mean preoperative ODI was 67.2 ± 8.4, which improved to 19.9 ± 8.1 at 1 year postoperatively. | at least 1 year | Geriatric patients with central spinal stenosis and DLS | |
Wu et al. | 2021 | 24 | Macnab showed good‑to‑excellent rate was 87.5%. The mean preoperative ODI was 55.4 ± 4.4, which improved to 21.1 ± 4.4 at the final follow up. | at least 5 years | DLS | |
Ahn et al. | 2022 | 22 | Macnab showed good‑to‑excellent rate was 90.9%. The mean preoperative ODI was 74.8 ± 8.3, which improved to 18.18 ± 7.7 at 1 year postoperatively. | 12 months | Foraminal stenosis in DLS | |
Ahn et al. | 2022 | 23 | Macnab showed good‑to‑excellent rate was 90.5%. The mean preoperative ODI was 75.1 ± 8.4, which improved to 18.2 ± 7.5 at 2 years postoperatively. | 2 years | Foraminal stenosis in DLS |