Table 1

Predicted probabilities of success of splinting at 12 months follow up

Duration of complaintsSeverity of paraesthesia at nightPredicted probability of success at 12 monthsActual success at 12 months
>1 year>65%13% (2/16)
>1 year⩽619%12% (2/17)
⩽1 year>628%23% (6/26)
⩽1 year⩽662%67% (16/24)