Acoustic Prediction and Biomechanical Validation of Primary Stability in Uncemented Short-Stem Hip Prostheses: An Experimental Study.

J Orthop Res · 2026 · PMC12701623 · PMID 41388923

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highly significantno p-value reported

In the low‐frequency window (< 2.5 kHz) band, power increased by +6% (Δ μ = 0.062, d ≈ 1), whereas energy between 15 and 20 kHz dropped sharply, forming two broad, highly significant clusters (Σ | T | > 5 × 10 4 ).

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