“…These factors include high force, high repetitiveness, combined force and repetitiveness, sustained postures, awkward upper extremity positions, and vibration [Silverstein, 1985;Arndt, 1987;Armstrong and Chaffin, 1979;Armstrong et al, 1982;Armstrong, 1986;Dimberg, 1987;Kiser, 19871. Some of the jobs associated with high prevalence of CTDs are: meat packing [Roto and Kivi, 1984;Finkel, 1985;Masear et al, 19861, poultry processing [Armstrong et al, 19821, factory production [Ferguson, 1971;Feldman et al, 1987;Silverstein et al, 1987b], garment assembly and other sewing tasks [Wehrle, 1976;Punnett et al, 1985;Punnett, 1987;Vihma et al, 19821, supermarket checkers [Margolis, 19871, and video display terminal (VDT) operators [Smith et al, 1981;Oxenburgh et al, 1985;Chapnik, 19871. Carpal tunnel syndrome has been the focus of many studies [Birkbeck and Beer, 1975;Armstrong and Chaffin, 1979;Cannon et al, 1981;Hoffman and Hoffman, 1985;Masear et al, 1986;Bleecker et al, 1987;Feldman et al, 1987;Margolis and Kraus, 1987;Silverstein et al, 1987a;Nathan et al, 19881, whereas other conditions and diagnoses were investigated less often [Thompson et al, 1951;Wilson and Wilson, 1957;Younghusband and Black, 1963;Hymovich and Lindholm, 1966;Armstrong et al, 1982;Chatterjee et al, 1982;Silverstein et al, 1986…”