Table 1: Reasons for exclusion in the three first stages of selection.

Exclusion in stage 1Exclusion in stage 2Exclusion by examination

By level70By health problems5No innervation24
By age3No functional hand10No functional hand11
Death/disease11Near normal hands 10No gain by stimulation9
Would not participate22Could/would not participate6
Logistic problems43

Total 84Total 90Total 50