Table 2.

Pearson’s Correlation and Crude and Adjusted Linear Regression Coefficients of Clinical Scores and Age in Relation to Total CFQ Scores

Independent	Dependent	Crude
		R	R2	B	CI	P
Clinical score*	Total Cognitive Failure Score	0.481	0.232	4.698	3.354–6.043	0.000
Age	Total Cognitive Failure Score	−0.248	0.062	−0.422	−0.685 to −0.158	0.002
Independent	Dependent		Adjusted
Clinical score†	Total Cognitive Failure Score	0.527	0.277	4.381	3.092–5.670	0.004

B, regression coefficient; CI, confidence interval.

*Clinical score: amount of other symptoms (range 0–6).

†Adjusted for age.