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Table 3 Comparison of interfusional and sub- and epifusional radiological measurements between cases and controls (n = 20)

From: Reducing the kyphosis effect of anterior short thoracolumbar/lumbar scoliosis correction with an autograft fulcrum effect

Variable Measurements (median [IQR])
Cases (n = 10) Controls (n = 10) P-value*
Coronal Cobb angle at instrumented level (°)
 Pre-op 45 (19) 36 (9) 0.129
 Post-op 6 wks 5 (12) 14 (10) 0.058
 Δ (pre-op vs 6 wks) −41 (5) −24 (15) 0.002
Sagittal Cobb angle at instrumented level (°)
 Pre-op 14 (6) 13 (11) 0.363
 Post-op 6 wks 3 (8) 18 (18) 0.006
 Δ (pre-op vs 6 wks) −12 (11) 5 (4) 0.001
Epifusional sagittal Cobb angle at non-instrumented level (°)
 Pre-op 14 (5) 22 (8) 0.023
 Post-op 6 wks 12 (6) 19 (19) 0.211
 Δ (pre-op vs 6 wks) −2 (2) −6 (6) 0.087
Subfusional sagittal Cobb angle at non-instrumented level (°)
 Pre-op 47 (23) 42 (14) 0.762
 Post-op 6 wks 39 (19) 45 (12) 0.112
 Δ (pre-op vs 6 wks) −4 (7) 6 (5) 0.006
  1. Abbreviations: IQR (interquartile range), n (number), ° (degrees), op (operatively), wks (weeks), vs (versus), Δ (delta [difference])
  2. *Wilcoxon rank sum test or Chi-square test
  3. Statistically significant difference