Table 2

Evaluation of LL, α, and IVS measurements

LL* (mean ± SD)Segmental lordosis angle (α)† (mean ± SD)IVS* (mean ± SD)
Preoperative49.5 ± 10.799.27 ± 5.54 (9.5)0.26 ± 0.08
Early postoperative42.06 ± 11.588.39 ± 5.54 (7)0.27 ± 0.09
POM 345.22 ± 13.768.39 ± 4.69 (8,5)0.25 ± 0.08
POM 1246.61 ± 12.678.27 ± 3.81 (8)0.26 ± 0.07
POM 2448.72 ± 13.039.33 ± 3.92 (9)0.25 ± 0.06
P value.048‡.125.249
Post hocPreoperative > early postoperative (.042‡)NSNS

  • Abbreviations: POM, postoperative month; NS, not significant (P > .05).

  • ↵* Repeated-measures test/post hoc Bonferroni test was used.

  • ↵† Friedman test/post hoc Wilcoxon signed-rank test was used.

  • ↵‡ P < .05.