Table 2 Summary of information of the prospective studies and retrospective studies
Study | Low-back pain | Leg pain | ODI | Recurrence | Hospital stay | Complications | Average duration of surgery (min) |
|---|---|---|---|---|---|---|---|
Hermantin et al. [20] | – | 1.2 vs. 1.9 | – | – | – | 0 vs. 0 | – |
Mayer and Brock [21] | 10/19 vs. 15/20 | 8.23 ± 1.3 vs. 7.67 ± 1.9 | – | 1/20 vs. 0/20 | – | – | 40.7 ± 11.3 vs. 58.2 ± 15.2 |
Ruetten et al. [10] | – | – | – | 3 vs. 5 | – | 0 vs. 4 | – |
Gibson et al. [22] | 2.50 ± 2.5 vs. 3.0 ± 2.8 | 1.9 ± 2.6 vs. 3.5 ± 3.1 | 18 ± 17 vs. 22 ± 20 | 5 vs. 2 | 0.7 ± 0.7 vs. 1.4 ± 1.3 days | 0 vs. 0 | 28 ± 11 vs. 29 ± 12 |
Mehmet [27] | – | – | – | – | 1.13 vs. 1.2 days | – | 94 vs. 71 |
Kim et al. [23] | – | – | – | 28/295 vs. 38/607 | – | 0 vs. 1 | – |
Lee et al. [24] | – | – | – | 1 vs. 0 | 19.5 ± 30.12 vs. 71.9 ± 60.05 h | – | 42.6 ± 14.21 vs. 65.1 ± 23.17 |
Ahn et al. [25] | 2.50 ± 0.62 vs. 2.91 ± 0.67 | 2.06 ± 0.84 vs. 2.32 ± 1.01 | 9.63 ± 2.31 vs. 10.68 ± 2.67 | 1 vs. 1 | 7.50 ± 2.63 vs. 15.65 ± 4.80 h | 4 vs. 4 | 48.66 ± 6.45 vs. 53.71 ± 8.49 |
Hsu et al. [26] |  | 1.56 ± 2.18 vs. 1.29 ± 1.84 | 6.42 ± 9.82 vs. 3.29 ± 6.94 | 6 vs. 4 |  | 1 vs. 1 | 86.5 ± 45.9 vs. 48.1 ± 9.2 |