Table 2.
Clinical outcomes.
| Study, year | Operation | Pain Grade |
Neurological function |
Function |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Preoperation | Postoperation | Follow-up | Preoperation | Postoperation | Follow-up | Preoperation | Postoperation | Follow-up | ||
| Wang et al 2015 | AR | VAS:8.2 ± 0.8 | 2.5 ± 1.4 | 2.0 ± 0.9 | FC:5C,8D | 5D,8E | NR | NR | NR | NR |
| PO | 8.3 ± 0.8 | 2.8 ± 1.2 | 2.1 ± 1.1 | 8C,6D,3E | 6D,11E | NR | NR | NR | NR | |
| Kashii et al 2013 | AR | PS:1.2 ± 0.8 | NR | 2.0 ± 0.5 | NC:3.1 ± 0.6 | NR | 4.8 ± 0.9 | ADL:2.4 ± 1.4 | NR | 5.3 ± 1.6 |
| PO | 1.3 ± 1.1 | NR | 1.9 ± 0.7 | 3.0 ± 0.7 | NR | 5.0 ± 1.0 | 2.1 ± 1.2 | NR | 4.8 ± 1.5 | |
| Uchida et al 2010 | AR | VAS:7.8 ± 1.0 | 2.9 ± 1.3 | 2.7 ± 1.1 | NC:7.3 ± 2.2 | 12.1 ± 1.8 | 11.8 ± 2.1 | NR | NR | NR |
| PO | 7.8 ± 0.9 | 2.7 ± 1.2 | 2.4 ± 1.0 | 7.8 ± 1.5 | 11.8 ± 1.2 | 11.5 ± 1.4 | NR | NR | NR | |
| Zhang et al 2015 | PO | VAS:7.17 ± 1.27 (5.0–9.0) | 1.17 ± 1.03 (0–3) | NR | FC:8D,3C, 1B | 1C,6D,5E | NR | NR | NR | NR |
| Patil et al 2013 | PO | VAS:8.2 | NR | 2.8 | FC:10 > E | 10E | NR | ODI:65.4 | NR | 31.4 |
| Kanayama et al 2010 | AR | VAS: 58 ± 27 | 47 ± 28 | 21 ± 28 | NR | NR | NR | JOA:10.3 | 24.8 | 22.7 |
| Long et al 2009 | PO | VAS:8.7 ± 0.6 | 2.7 ± 0.6 | NR | FC:6C,10D | 16D or E | NR | JOA:11.9 ± 3.1 | 26.2 ± 3.1 | NR |
| Saita et al 2008 | PO | NR | NR | NR | NR | NR | NR | NR | NR | 11 cases were improved |
| Li et al 2007 | PO | Denis pain scale: 10 P1; 7 P2; 1 P3; 2 P4; 1 P5 | NR | 0% P1 or P2 100% P4 and P5 | FC:6C,9D,6E | NR | 1D,20E | NR | NR | NR |
| Kim et al 2003 | PO | VAS: 9.5 | 2.7 | NR | FC:7C,7D | 2D,11E | NR | NR | NR | NR |
VAS = Visual analog scale, FC = Frankel classification, NC = Neurological score, PS = Pain score, ADL = Activities of daily living, JOA = Japanese orthopedic association score, ODI = Oswestry disability index.