Virtual Reality Distraction for Reducing Acute Postoperative Pain After Hip Arthroplasty: A Randomized Trial
Primary resultResult — go to the resultDifference in means −0.1 points 95% CI −0.5 to 0.2Authors' conclusion
As used in our trial, virtual reality did not reduce acute postoperative pain.
Study context
- Population
- Adults recovering from elective primary total hip arthroplasty
- Participants
- 106 adults
- Comparison
- Virtual reality vs Sham video
- Virtual realityn = 52
- Sham videon = 54reference
- Primary endpoint
- Pain after virtual reality or sham video presentations, adjusted for pretreatment scores (0 to 10 scale, 10 worst)
Methodological detailssham-controlled
- Sham-controlled
Primary result
As reported in the abstract
Difference in means
−0.1 points
95% CI −0.5 to 0.2
P = 0.391
By group
Virtual reality
3.4
mean · SE 0.3
Sham video
3.5
mean · SE 0.2
Virtual reality vs Sham video
difference in means −0.1 points (95% CI −0.5 to 0.2); P = 0.391
Secondary outcomes
| Outcome | Ratio of geometric means (95% CI) | P value | |
|---|---|---|---|
| Postoperative opioid consumption (MME) | 1.2 (0.6–2.1) | P = 0.608 | |
| 0.512Ratio of geometric means (log scale) |
| Outcome | Difference in means (points) (95% CI) | P value | |
|---|---|---|---|
| Pain scores collected every 4 hours by nursing staff | 0.1 (−0.9 to 0.7) | P = 0.768 | |
| −1−0.500.51Difference, points (linear scale) |
Original publication
Virtual Reality Distraction for Reducing Acute Postoperative Pain After Hip Arthroplasty: A Randomized Trial. Anesth Analg. Published 6 September 2023. doi:10.
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