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. 2023 Mar 31;20(1):301–307. doi: 10.14245/ns.2244934.467

Table 3.

Differences of spinopelvic parameters between ASD and non-ASD groups

Variable Preoperative
Postoperative
ASD (n=30) Non-ASD (n=31) p-value ASD (n = 30) Non-ASD (n = 31) p-value
PeIvic incidence (PI) 55.34 ± 11.85 52.56 ± 11.25 0.353 55.33 ± 11.85 52.64 ± 11.26 0.511
Pelvic tilt (PT) 22.16 ± 10.14 19.04 ± 8.76 0.203 21.10 ± 10.80 14.94 ± 8.76 0.017*
PT > 15 22 (73.3) 22 (71.0) > 0.999 22 (73.3) 14 (45.2) 0.037*
Sacral slope 33.16 ± 9.38 33.51 ± 8.99 0.882 34.23 ± 7.82 37.61 ± 7.68 0.094
Lumbar lordosis (LL) 40.63 ± 15.30 39.67 ± 14.45 0.801 44.96 ± 12.08 48.61 ± 10.20 0.207
Segmental angle 4.06 ± 3.96 1.52 ± 5.89 0.060 10.78 ± 3.21 10.62 ± 3.27 0.849
PI–LL 14.07 ± 16.14 12.89 ± 13.67 0.638 10.36 ± 16.12 3.94 ± 10.37 0.069
PI–LL > 10 22 (73.3) 23 (74.2) > 0.999 21 (70.0) 9 (29.0) 0.002*
L1 SVA (mm) 24.86 ± 21.84 27.90 ± 24.57 0.612 18.30 ± 22.49 18.88 ± 17.76 0.912
Disc height (mm) 8.58 ± 2.55 7.74 ± 2.57 0.205 13.98 ± 1.85 13.48 ± 1.60 0.258

Values are presented as mean±standard deviation or number (%).

ASD, adjacent segment disease; SVA, sagittal vertical axis.

Chi-square test and Student t-test were used for statistical analysis.

*

p<0.05, statistically significant difference.

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