Table 6.

Multiple lineal regression for work impairment.

	Non standardized coefficients		Standarized coefficients			IC 95% de B
	B	Standard error	β	t	Sig.	Lower limit	Upper limit
(Constant)	10.840	10.470		1.035	0.306	−10.200	31.880
HAQ	21.610	7.568	0.505	2.856	0.006	6.402	36.818
EVA pain	0.111	0.152	0.103	0.731	0.468	−0.195	0.418
DAS28	−1.842	2.948	−0.096	−0.625	0.535	−7.767	4.082
RAQoL	1.094	0.507	0.276	2.156	0.036	0.074	2.113
SENS	0.155	0.213	0.084	0.728	0.470	−0.274	0.584
RA duration	−0.044	0.049	−0.105	−0.907	0.369	−0.142	0.054

Dependent variable: percentage of overall productivity loss.