Table 2

Linear regression with total score related to the article content as the dependent variable

Variables	Univariate analysis		Model 1*		Model 2†
Variables	Unstandardised B (95% CI)	P value	Unstandardised B (95% CI)	P value	Unstandardised B (95% CI)	P value
Language
Norwegian	Reference		Reference		Reference
English	−1.32 (−2.62 to −0.03)	0.046	−1.36 (−2.62 to −0.11)	0.034	−1.29 (−2.55 to −0.03)	0.046
Gender
Female	Reference		–		Reference
Male	0.11 (−1.21 to 1.43)	0.871			0.83 (−0.51 to 2.16)	0.222
Age
<34	Reference		Reference		Reference
35–44	0.47 (−1.24 to 2.18)	0.588	0.36 (−1.33 to 2.05)	0.673	0.61 (−0.11 to 2.32)	0.486
45–54	−1.37 (−3.29 to 0.56)	0.163	−1.51 (−3.42 to 0.39)	0.118	−1.46 (−3.37 to 0.44)	0.131
>55	−2.13 (−3.81 to −0.44)	0.014	−2.19 (−3.85 to −0.53)	0.010	−2.21 (−3.91 to −0.51)	0.011
Background knowledge‡	0.40 (−0.13 to 0.94)	0.140	–	–	0.31 (−0.22 to 0.84)	0.243

Univariate and multivariate analyses (model 1 and model 2).
*Adjusted for variables statistically significant in univariate analyses.
†Adjusted for all independent variables.
‡Range −5 to 5.