Group;"Timelines, mean (SD)";p-value
"Beck’s index"
Preoperative;"3 months";"6 months";"1 year"
"Long-segment stabilization (n=15)";"0.6 (0.07)";"0.77 (0.048)";"0.8 (0.05)";"0.77 (0.047)";<0.001#
"Short-segment stabilization (n=15)";"0.6 (0.05)";"0.77 0(.050)";"0.8 (0.05)";"0.76 (0.049)";<0.001#