Table 2.

Motivations to exercise, levels of activity, and anthropometric measures for n=29 study participants.

Median measures		Overall (n=29)	Sustained users (n=13)	Short-term users (n=16)	P values
BREQ-3a median score (IQR)
	Amotivation	1.38 (1-2)	1.25 (1-1.5)	1.5 (1-2.5)	.26#
	External regulation	2.5 (2.25-3)	2.75 (2.5-3)	2.25 (2-3)	.14#
	Introjected regulation	3.25 (2.75-3.63)	3.25 (3-3.75)	3 (2.25-3.25)	.14#
	Identified regulation	3.75 (3.25-4.13)	3.75 (3.5-4.25)	3.25 (2.75-4)	.28#
	Integrated regulation	2.75 (2.25-3.13)	2.75 (2.25-3.5)	2.75 (2.25-3)	.74#
	Intrinsic motivation	3.25 (3-3.75)	3.5 (3.25-3.75)	3 (2.75-3.5)	.14#
IPAQ-SFb median time in min/day (IQR)
	Sitting	360 (270-540)	360 (300-480)	420 (210-600)	.31#
	Walking	130 (50-385)	140 (105-350)	60 (0-420)	.71#
	MVPAc	15 (0-47)	34 (9-51)	9 (0-30)	.26#
Mean weight measures, kg (SD)
	Upon entry into residential program	99.4 (11.0)	97.4 (14.0)	101 (8.0)	.40^
	Upon enrollment into NSCd	83.8 (10.4)	81.9 (13.7)	85.4 (6.6)	.38^
	At time of study	89.2 (10.2)	86.8 (12.7)	91.1 (7.7)	.26^
Mean change in weight, kg (SD)
	From entry into residential program to NSC enrollment	-15.6 (4.1)	-15.5 (4.9)	-15.6 (3.4)	.94^
	From NSC enrollment to follow-up study	5.3 (4.5)	4.9 (5.6)	5.7 (3.5)	.61^
Mean BMI, kg/m2 (SD)
	Entry into residential program	33.0 (3.2)	32.8 (3.5)	33.2 (2.9)	.72^
	NSC enrollment	27.9 (2.9)	27.6 (3.7)	28.1 (2.3)	.64^
	Follow-up study	29.6 (3.1)	29.3 (3.8)	30.0 (2.5)	.56^

^aBREQ-3: Behavioral Regulation in Exercise Questionnaire 3.

^bIPAQ-SF: International Physical Activity Questionnaire Short Form.

^cMVPA: moderate-to-vigorous physical activity.

^dNSC: national steps challenge.

^#Using the Mood median test with the Pearson chi-squared statistic.

^{^}Using the unpaired t test.