Table 1.
Demographic data and baseline characteristics of patients who completed study, according to which group (active or sham ultrasound) their dominant wrist was randomised to. Values are means (SD) unless stated otherwise
| Variable | Treatment
|
|
|---|---|---|
| Active | Sham | |
| No of subjects who completed the study | 34 | |
| Age (years) | 51 (15) | |
| Body mass index (kg/m2) | 25.9 (5.1) | |
| No of wrists with complaints | 29 | 27 |
| No of wrists with sensory loss | 25 | 19 |
| Duration of current episode of main complaints (months) | 7.8 (6.7) | 7.2 (6.5) |
| Subjective symptoms: | ||
| Score of all subjective symptoms | 4.1 (2.1) | 3.3 (1.5) |
| Main complaint (cm)* | 3.3 (2.8) | 2.0 (1.9) |
| Worst complaint (cm)* | 6.5 (2.6) | 5.8 (2.8) |
| Sensory loss (cm)* | 2.4 (2.4) | 2.0 (2.4) |
| Physical functioning: | ||
| Score of physical functioning | 21.3 (11.9) | 25.5 (11.3) |
| Handgrip strength (kg) | 15.8 (10.9) | 19.8 (10.0) |
| Finger pinch (×0.2 kg) | 5.5 (1.8) | 5.8 (1.8) |
| Electroneurography: | ||
| Motor distal latency (ms) | 5.2 (1.0) | 5.2 (1.2) |
| Peak to peak amplitude | 14.5 (3.4) | 14.6 (3.7) |
| Antidromic sensory nerve conduction velocity wrist-digit II (m/s) | 40.0 (7.2) | 42.1 (7.2) |
*
Distance along a coloured visual analogue scale, on which the patients indicated their assessment (white, 0=minimum complaint; red, 10=maximum complaint). See methods section for further details.