Table 3.

Results from multiple linear regression analyses with independent variables regressed on intervention adherence and mean reflection level (n=75).

Outcome variable			Intervention adherencea		Mean reflection levelb
			Estimate (SE; 95% CI)		Estimate (SE; 95% CI)
Self-reported weekly physical activity
	Aerobic moderate to vigorous exercise (min)	11.75 (8.08; −4.09 to 27.59)		−30.84 (31.50; −92.58 to 30.90)
	Muscle-strengthening exercise (bouts)	0.26 (0.12; 0.02 to 0.50)		0.11 (0.49; −0.85 to 1.07)
BREQ-3c
	Identified regulation	0.01 (0.04; −0.07 to 0.09)		0.06 (0.16; −0.25 to 0.37)
	Integrated regulation	0.00 (0.06; −0.12 to 0.12)		0.55 (0.25; 0.06 to 1.04)
	Intrinsic regulation	0.01 (0.06; −0.11 to 0.13)		0.28 (0.25; −0.21 to 0.77)
PAAQd
	Cognitive acceptance	−0.07 (0.41; −0.87 to 0.73)		3.42 (1.70; 0.09 to 6.75)
	Behavioral commitment	0.07 (0.32; −0.56 to 0.70)		0.93 (1.33; −1.68 to 3.54)
PROMIS-29e
	Physical functioning	0.37 (0.41; −0.43 to 1.17)		−1.77 (1.65; −5.00 to 1.46)
	Anxiety	0.82 (0.49; −0.14 to 1.78)		−1.19 (2.07; −5.25 to 2.87)
	Depressive symptoms	−0.03 (0.41; −0.83 to 0.77)		2.45 (1.72; −0.92 to 5.82)
	Fatigue	−0.18 (0.65; −1.45 to 1.09)		0.84 (2.66; −4.37 to 6.05)
	Sleep disturbance	−1.04 (0.50; −2.02 to −0.06)		1.16 (2.07; −2.90 to 5.22)
	Social roles	−0.28 (0.37; −1.01 to 0.45)		−0.83 (1.54; −3.85 to 2.19)
	Pain interference	0.47 (0.60; −0.71 to 1.65)		-0.12 (2.62; −5.26 to 5.02)
	Pain intensity	0.11 (0.13; −0.14 to 0.36)		0.09 (0.58; −1.05 to 1.23)

^aAdjusting for age, time since diagnosis, stage at diagnosis, race, ethnicity, education level, BMI category, mean reflection level, and baseline value of the construct.

^bAdjusting for age, time since diagnosis, stage at diagnosis, race, ethnicity, education level, BMI category, intervention adherence, and baseline value of the construct.

^cBREQ-3: Behavioral Regulation for Exercise Questionnaire-3.

^dPAAQ: Physical Activity Acceptance Questionnaire.

^ePROMIS: Patient-Reported Outcomes Measurement Information System.