Table 5.

Multiple regression analysis with psychosocial variables to predict cervical pain (controlled for age, smoking and sex, quantitative work demands, degrees of freedom at work, and shift work)

	Unstandardized coefficients		Standardized coefficients	95% Confidence interval for B
Predictors∗	B	Standard error	Beta	Lower bound	Upper bound	T	p (one-tailed)
Age	0.004	0.004	0.088	−0.004	0.012	0.987	0.163
Smoker†	0.151	0.102	0.126	−0.052	0.354	1.472	0.072
Sex§	0.276	0.128	0.196	0.023	0.530	2.165	0.017‡
Quantitative work demands	0.009	0.004	0.219	0.001	0.016	2.261	0.013‡
Degrees of freedom at work	−0.003	0.003	−0.080	−0.009	0.003	−0.876	0.191
Shift work†	−0.052	0.159	−0.029	−0.367	0.263	−0.327	0.626
Work–family conflict	0.003	0.002	0.170	−0.001	0.008	1.691	0.047‡
Interruptions	0.163	0.098	0.156	−0.031	0.357	1.664	0.049‡
Influence at work	−0.003	0.003	−0.099	−0.008	0.002	−1.104	0.136

R² = 0.246.

^∗All variables are controlled for each other.

^†0 = no, 1 = yes.

^‡p < 0.05.

^§1 = male, 2 = female.