Diagnostic Accuracy of Ultrasound for Assessment of Synovial Abnormalities Among Patients With Knee Pain: A Meta‐Analysis
Authors' conclusion
Ultrasound demonstrated a promising accuracy in detecting synovial abnormalities among patients with knee pain.
Study context
- Population
- Patients with knee pain
- Participants
- 755 patients14 studies
- Comparison
- US vs magnetic resonance imaging (MRI) for synovial abnormalities
- Outcome
- Diagnostic accuracy of US vs MRI for synovial abnormalities (synovitis and synovial effusion)
Methodological detailsbivariate model, random effects model
- Bivariate model
- Random effects model
Pooled result
As reported in the abstract
Synovitis, diagnostic accuracy of US vs MRI
| Group | Pooled sensitivity | Pooled specificity | AUC |
|---|---|---|---|
| US | 0.88 (95% CI 0.65-0.96) | 0.70 (95% CI 0.51-0.84) | 0.81 (95% CI 0.77-0.84) |
US
Pooled sensitivity0.88 (95% CI 0.65-0.96)
Pooled specificity0.70 (95% CI 0.51-0.84)
AUC0.81 (95% CI 0.77-0.84)
Further pooled results
| Outcome | US | R (95% CI) |
|---|---|---|
| Synovial effusion, diagnostic accuracy of US vs MRI | ||
| Pooled sensitivity | 0.90 (95% CI 0.81-0.95) | |
| Pooled specificity | 0.86 (95% CI 0.77-0.92) | |
| AUC | 0.94 (95% CI 0.91-0.96) | |
| Correlation of US- and MRI-diagnosed synovitisStrong correlation | 0.64 (0.56–0.71) | |
| Correlation of US- and MRI-diagnosed synovial effusionStrong correlation | 0.63 (0.52–0.73) |
Original publication
Diagnostic Accuracy of Ultrasound for Assessment of Synovial Abnormalities Among Patients With Knee Pain: A Meta‐Analysis. Arthritis Care Res (Hoboken). Published 25 October 2023. doi:10.
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