Figure 2.

Forest plot: postoperative VAS-BP/LP and ODI. MIS: Minimally invasive surgery; Open: Open surgery; VAS-BP/LP: Visual analog score-back pain/leg pain; ODI: Oswestry Disabilities Index; CI: Confidence interval; SD: Standard deviation.

Forest plot: postoperative VAS-BP/LP and ODI. MIS: Minimally invasive surgery; Open: Open surgery; VAS-BP/LP: Visual analog score-back pain/leg pain; ODI: Oswestry Disabilities Index; CI: Confidence interval; SD: Standard deviation.