Table 1. Pelvic parameter changing according to distal fusion level.

SD, standard deviation; PI, pelvic incidence; Preop, preoperative, Postop, postoperative; SS, sacral slope; PT, pelvic tilt.

^*p<0.05. ^**p<0.01. ^a)Wilcoxon signed ranks test. ^b)Paired-samples test. ^c)Kruskal-Wallis test. ^d)Oneway analysis of variance test.