Table 3.

Least square means for fatigue, depression, sleepiness, physical function, and six-minute walk after adjusting for covariates in the general linear regression model

Symptoms	Insomnia Symptoms (DIMS)
	Yes	No
	Mean (95% CI)	Mean (95% CI)
Sensory fatigue	6.10 (5.59, 6.61)	4.88 (4.33, 5.43)
Depression	20.66 (18.45, 22.87)	13.84 (11.47, 16.21)
Sleepiness	9.55 (8.60, 10.51)	7.72 (6.68, 8.75)
Functional Performance
Physical function	17.10 (16.16, 18.04)	18.60 (17.60, 19.60)
Six-minute walk (feet)	875.3 (791.0, 959.6)	976.8 (882.9, 1070.7)