Table 2

Correlations between personal, biomechanical and work psychosocial exposure variables

	Psychological demand	Decision latitude	Total support	Job strain ratio	Peak hand force	HAL Scale	Repetition rate	Forceful repetition rate	% time total exertion	% time forceful exertion	ACGIH TLV for HAL
Psychological demand	1.00
Decision latitude	−0.08	1.00
Total support	−0.20	0.34	1.00
Job strain ratio	0.84	−0.57	−0.32	1.00
Peak hand force	0.09	0.04	0.10	0.06	1.00
HAL Scale	0.22	0.18	0.18	0.08	0.47	1.00
Total repetition rate	−0.04	−0.11	−0.25	0.04	−0.27	−0.28	1.00
Forceful repetition rate	0.18	0.06	−0.05	0.13	0.56	0.39	0.21	1.00
% time total exertion	−0.26	−0.02	−0.13	−0.18	−0.53	−0.56	0.57	−0.38	1.00
% time forceful exertion	0.15	0.08	−0.01	0.09	0.53	0.33	0.17	0.91	−0.29	1.00
ACGIH TLV for HAL	0.18	0.11	0.17	0.09	0.86	0.78	−0.37	0.60	−0.68	0.55	1.00