Table 7 Characteristics of included trials of ultrasound therapy for pain relief in patients with knee osteoarthritis
First author, publication year | Type | No of patients on active therapy (n = 74) | Method quality | Mean baseline pain (mm VAS) | Best mean difference (95% CI) of change over placebo (mm VAS) | Outcome assessment timepoints (weeks, best time point in bold) |
|---|---|---|---|---|---|---|
Falconer-92 | Maximal tolerable 0.1 to 2.5 W/cm2. 2–3 sessions/week, 12 sessions total | 74 | 4 | 53.0 | n.s. | 4 |
Total | 74 | 4 | 53.0 | n.s. | 4 |