Upper extremity disorders in heavy industry workers in Greece

Table 4 Multiple linear regression of upper arm disability during work

	P-value	b	95%CI
			Lower	Upper
Physical SF-36	0	-0.066	-0.102	-0.03
Mental SF-36	0.008	-0.042	-0.073	-0.011
WAI	0.055	-0.099	-0.2	-0.002

Covariates of the final model (P < 0.05), b = unstandardized coefficient. CI: Confidence interval; SF-36: Short-form-36; WAI: Work Ability Index.