Summary table for studies comparing the efficacy of US-guided injections to landmark-guided injections
| Participants | Approach | Accuracy | ||||||
|---|---|---|---|---|---|---|---|---|
| Accuracy studies | Design | US | LM | US | LM | Accuracy assessment | US (%) | LM (%) |
| Subacromial space | ||||||||
| Dogu et al28 | Prospective, double-blind RCT | 23 | 23 | Lateral (in plane) | Posterior | MR arthrography | 65 | 70 |
| Biceps tendon sheath | ||||||||
| Hashiuchi et al33 | Prospective, single-blind RCT | 15 | 15 | Lateral (in plane) | Inferior to superior | CT scan | 87 | 27 |
| GH Joint | ||||||||
| Patel et al34 | Prospective cadaveric (fresh non-frozen) RCT | 40 | 40 | Posterior (in plane) | Posterior | Radiograph | 93 | 73 |
| AC Joint | ||||||||
| Peck et al35 | Prospective cadaveric (fresh frozen) observer blinded RCT | 10 | 10 | Lateral (in plane) | Lateral | Dissection | 100 | 40 |
| Sabeti-Aschraf et al 36 | Prospective cadaveric (fresh) observer blinded RCT | 60 | 60 | Anterior (out of plane) | Anterior | US scan | 95 | 72 |
| Borbas et al37 | Prospective cadaveric (Thiel preserved) observer blinded RCT | 40 | 40 | Anterior (out of plane) | Anterior | Dissection | 90 | 70 |
AC, acromioclavicular; FU, follow-up; GH, glenohumeral; IP, In-plane; LM, landmark; NRS, Numerical Rating Scale; RCT, randomised clinical trial; US, ultrasound; VAS, Visual Analogue Scale.