Table 2.

Weight Loss Outcomes by Condition

	6-Months	12-Months	18-Months
Weight Loss, mean (95% CI), kg	7.2 (5.9 to 8.5)	6.6 (5.1 to 8.0)	5.5 (3.9 to 7.1)
SMART (n = 114)
GROUP (n = 106)	8.3 (7.0 to 9.7)	7.3 (5.8 to 8.8)	5.9 (4.5 to 7.4)
CONTROL (n = 56)	6.6 (4.8 to 8.4)	6.7 (4.3 to 9.0)	6.4 (3.7 to 9.2)
Weight Loss, mean (95% CI), %
SMART (n = 114)	7.5 (6.1 to 8.8)	6.8 (5.3 to 8.4)	5.7 (4.1 to 7.4)
GROUP (n = 106)	8.7 (7.4 to 10.1)	7.6 (6.0 to 9.2)	6.2 (4.7 to 7.7)
CONTROL (n = 56)	6.8 (5.0 to 8.7)	6.9 (4.5 to 9.4)	6.7 (3.8 to 9.6)
Between Groups Differences, mean (95% CI), kg
GROUP versus SMART	1.2 (−1.4 to 3.8)	0.8 (−2.2 to 3.7)	0.5 (−2.6 to 3.5)
CONTROL versus SMART	−0.6 (−3.7 to 2.5)	0.1 (−3.8 to 4.0)	1.0 (−3.5 to 5.4)
CONTROL versus GROUP	−1.8 (−4.9 to 1.3)	−0.7 (−4.6 to 3.3)	0.5 (−3.9 to 4.9)

Note: No statistically significant differences between groups at 6, 12, or 18-months. Percent weight loss expressed relative to a common baseline mean of 95.9 kg.