. Author manuscript; available in PMC: 2019 Aug 4.

Published in final edited form as: J Phys Act Health. 2015 Mar 5;12(12):1558–1566. doi: 10.1123/jpah.2014-0243

Table 2.

Change in Self-Reported Physical Activity and Dietary Intake (mean(95%CI)) by Race and Intervention Condition (N=346)

Variable Treatment Group Race	Assessment Period							P-values
Variable Treatment Group Race	Baseline	3 Months	6 Months	9 Months	12 Months	15 Months	18 Months	Race	Time	Trt	Race*Time	Race*Trt	Trt*Time	RaceTrtTime
Self-reported Physical Activity (kcal/wk)								0.4344	<.0001	0.6489	0.0322	0.5208	0.7204	0.4540
SBWI
White	690.7 (450.6, 930.9)		2023 (1752, 2294)		1573 (1323, 1824)		1505 (1257, 1754)
African-American	770.0 (401.1, 1139)		1988 (1567, 2409)		1607 (1123, 2090)		1298 (868.1, 1728)
Difference	79.25 (−362, 520.7) (p= 0.7249)		−35.4 (−539, 468.1) (p= 0.8905)		33.44 (−490, 556.4) (p= 0.9005)		−207 (−710, 295.8) (p= 0.4205)
STEP
White	649.8 (432.1, 867.6)		2064 (1839, 2290)		1536 (1284, 1787)		1665 (1429, 1901)
African-American	713.6 (376.6, 1051)		1781 (1419, 2143)		1783 (1383, 2184)		1282 (896.3, 1667)
Difference	63.82 (−339, 466.4) (p= 0.7560)		−284 (−709, 141.6) (p= 0.1915)		247.7 (−242, 737.5) (p= 0.3244)		−383 (−837, 70.61) (p= 0.0995)

Dietary Intake(kcal/d)								0.6002	<.0001	0.1830	0.3954	0.7009	0.0178	0.3376
SBWI
White	2156 (2022, 2291)		1504 (1367, 1641)		1491 (1351, 1630)		1559 (1418, 1701)
African-American	2157 (1945, 2369)		1469 (1253, 1685)		1644 (1405, 1882)		1588 (1346, 1830)
Difference	0.72 (−252, 253.0) (p= 0.9955)		−35.5 (−294, 222.5) (p= 0.7873)		152.9 (−130, 436.2) (p= 0.2916)		28.67 (−264, 321.8) (p= 0.8483)
STEP
White	1957 (1835, 2080)		1472 (1345, 1599)		1485 (1359, 1611)		1440 (1306, 1574)
African-American	1948 (1758, 2138)		1505 (1303, 1708)		1533 (1309, 1756)		1504 (1301, 1707)
Difference	−8.81 (−236, 218.2) (p= 0.9394)		33.71 (−200, 267.3) (p= 0.7773)		47.17 (−204, 298.2) (p= 0.7130)		64.34 (−178, 306.7) (p= 0.6031)