Table 5.

Associations between QOL and BFI score at both follow-up visits

Follow-up	Total QOL					p
	b	t-stat	95% CI	r	p
BFI (first)	−5.816	−4.302	−8.485 to −3.147	−0.575	<0.001	<0.001
BFI (second)	−3.859	1.217	−6.261 to −1.456	−0.546	0.002

QOL, quality of life; BFI, Brief Fatigue Inventory; CI, confidence interval; r, Pearson correlation.