Music around hip surgery had uncertain effects on delirium
The intention-to-treat analysis found no statistically significant delirium reduction. A modified analysis favored music, making the choice of analysis central to interpretation.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
The trial's intention-to-treat analysis did not establish that music reduced delirium after hip fracture surgery. A modified analysis did find a statistically significant reduction, but the abstract does not explain how its population differed. The mixed analyses leave uncertainty about the intervention's effect despite favorable patient satisfaction and no reported adverse events.
For this abstract-based summary, a key missing detail is who entered the modified analysis and why. Without that information, its more favorable result is difficult to interpret.
What researchers found
Postoperative delirium
Music versus control in the intention-to-treat analysis after surgery; exact follow-up unspecified. The estimate favors lower odds, but the confidence interval permits lower or higher odds and includes no difference. An odds ratio does not state an absolute probability or percentage risk reduction.
The clinical outcome
A geriatrician assessed delirium using diagnostic criteria. This was the primary outcome, so the trial examined a diagnosed postoperative complication rather than relying solely on pain or anxiety scores.
Satisfaction answers a different question
Patients reported high satisfaction, and no adverse events were reported. These observations describe their experience but do not resolve the uncertainty about delirium prevention created by the differing analyses.
The original publication
Effect of perioperative music on delirium after hip fracture operations (MCHOPIN): a multicentre randomised clinical trial in Dutch hospitals.
Dirven T, Fu VX, Becker AS et al.
BMJ Open · 2025
- PubMed ID
- 40876886
- Record checked
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