Table 3.

The relationship between physical activity and symptoms of fatigue and pain, controlling for other factors in older women with osteoarthritis (n = 40)^*

	β estimate	SE	P
Fatigue	−30.08	6.21	<0.0001
Pain	16.86	8.36	0.04
Age, years	−2.43	1.79	0.18
Body mass index, kg/m2	−4.31	2.58	0.11
Geriatric Depression Scale score	−7.52	5.40	0.17
Daily pain medication use	−2.07	14.50	0.89
Timed Up and Go Test, seconds	−14.30	6.00	0.02
Average fatigue	−24.55	24.68	0.33
Average pain	34.29	23.85	0.16

^*The model was adjusted for daily pain medication use over the 5-day period and the following subject level variables to control for between-subject variation: age (years), body mass index, depressive symptoms (Geriatric Depression Scale), and average levels of fatigue and pain across subjects.