Table 5 Classification of outcomes assessed in randomized controlled trials of surgical interventions for CTS according to the domains and categories of the ICF
ICF – codes and category titles | Outcome measures – domains and instruments/scales used |
|---|---|
Body function | |
B270 – sensory function of sensing temperature, vibration, pressure and noxious stimuli | touch thresholds (monofilaments or pressure-specifying device) |
| Â | vibration (vibrometry or tuning forks) |
| Â | two-point discrimination, static and moving |
| Â | Self-reported numbness at night and day (BCTQ-Symptom Severity Scale or non-standardised method) |
B280 – Sensations of pain (and paraesthesias) | frequency and intensity of pain (BCTQ-Symptom Severity Scale or non-standardised method) |
| Â | Visual Analogue Scale for pain |
| Â | McGill Pain Questionnaire |
B730 – Muscle functions | Manual muscle testing |
| Â | Thenar wasting/atrophy |
| Â | Power and pinch grip dynamometry |
| Â | self-reported weakness (BCTQ-Symptoms Severity Scale) |
B134 – sleep functions, including amount and quality of sleep | Waking from nocturnal symptoms (BCTQ-Symptom Severity Scale) |
Body structures | |
S198-Structures of the nervous system, specified (median nerve) | Nerve conduction studies/electrophysiological recording, interstitial pressures |
S810-structure of areas of skin (incisionally related wounding and scarring on anterior heel of hand) | Pillar pain, scar tenderness, scar sensitivity, wound inflammation, appearance |
Activities | |
D5 – self-care D6 – domestic life | Use of hand in self-care activities (BCTQ-Functional Status Scale or non-standardised method) |
D440 – fine hand use D445 – hand and arm use | Timed hand function/dexterity tests (Jepsen, Purdue, 9-hole peg) |
Participation | |
Participation in work and employment | Days taken to return to work |
Satisfaction | Patient Satisfaction |