Table 3.

Psychological and QOL Outcomes at Baseline and 6 and 12 Weeks for MBSR(BC) and UC Groups and Estimates of Treatment Effects

Psychological Outcome Measure	Experimental Group (MBSR[BC])			Control Group (UC)			Between-Groups Effect Size Adjusting for Baseline
	Mean	SD	No.	Mean	SD	No.	d	95% CI
Depression (CES-D)
T1 baseline	10.87	6.89	167	10.04	6.46	155
T2 week 6	8.12	5.45	154	8.82	6.05	146	0.20	0.00 to 0.40
T3 week 12	8.66	6.26	155	8.95	6.8	148	0.16	−0.05 to 0.36
P*	.06
Anxiety (STAI-S)
T1 baseline	38.62	12.3	167	35.86	11.29	155
T2 week 6	30.62	12.8	159	31.76	13.2	152	0.26	0.06 to 0.46
T3 week 12	31.82	12.1	155	32.99	13.4	148	0.27	0.06 to 0.47
P*	.007
FOR—overall (CARS)
T1 baseline	12.29	5.64	167	10.75	5.57	155
T2 week 6	9.77	5.34	154	9.85	5.4	146	0.30	0.10 to 0.50
T3 week 12	9.25	5.28	161	9.61	5.77	155	0.28	0.08 to 0.48
P*	.001
FOR—problems (CARS)
T1 baseline	39.43	24.4	167	31.84	24.5	155
T2 week 6	28.51	24.04	152	29.87	25.7	145	0.46	0.25 to 0.66
T3 week 12	28.36	24.54	153	28.01	26.01	146	0.35	0.15 to 0.56
P*	.001
QOL—general health (MOS SF-36)
T1 baseline	62.63	21.24	167	66.29	20.76	155
T2 week 6	67.93	19.87	152	68.28	21.28	145	0.16	−0.04 to 0.37
T3 week 12	68.76	21.50	153	67.85	21.99	146	0.21	0.01 to 0.42
P*	.05

Abbreviations: CARS, Concerns About Recurrence Scale; CES-D, Center for Epidemiologic Studies Depression Scale; FOR, fear of recurrence; MBSR(BC), Mindfulness-Based Stress Reduction for Breast Cancer; MOS SF-36, Medical Outcomes Study Short Form; QOL, quality of life; SD, standard deviation; STAI-S, State-Trait Anxiety Inventory–State; T, time point; UC, usual care.

^*Linear mixed-model interaction: time point by treatment group assignment.