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International Journal of Bioprinting 3DP Ta buttress in DDH shelf acetabuloplasty

Table 4. Correlation analysis between the placement deviation of the porous tantalum buttress and patient-reported outcomes
(PROs)
PROs Statistical metric Pronation Supination High Low Forward Backward
r −0.019 −0.273 0.004 −0.042 −0.173 −0.026
NAHS
p 0.953 0.366 0.985 0.973 0.572 0.933
r −0.034 0.038 −0.15 0.708 −0.007 −0.053
mHHS
p 0.917 0.903 0.505 0.499 0.982 0.863
r −0.464 −0.181 −0.322 −0.979 −0.01 −0.47
HOS-SSS
p 0.129 0.554 0.144 0.13 0.973 0.105
r −0.667 −0.462 −0.145 −0.856 −0.24 −0.634
iHOT-12
p 0.018* 0.112 0.519 0.347 0.43 0.02*
r −0.58 −0.305 −0.257 −0.829 0.009 −0.554
Patient satisfaction
p 0.047* 0.312 0.249 0.378 0.976 0.049*
Abbreviations: HOS-SSS, Hip Outcome Score-Sports Subscale; iHOT-12, International Hip Outcome Tool-12; mHHS, modified Harris Hip Score;
NAHS, Non-Arthritic Hip score; VAS, Visual Analog scale.
*Denotes statistical significance (p < 0.05).

Figure 7. Scatter plot illustrating the correlation between the deviation in placement of the porous tantalum buttress and patient-reported outcomes.

Volume 10 Issue 6 (2024) 218 doi: 10.36922/ijb.4074