Table 2.

Percent changes in BMI for patients that had a recorded BMI at the beginning and end of the program:

Patient Category	% Weight Change in Test Group	% Weight Change in Control Group	p-values
Overweight patients aged 18-64 years	+ 0.02% SD=4.93	+0.32% SD=4.11	P=0.06
Underweight patients aged 18-64 years	+3.98% SD=17.85	-0.82% SD=3.12	P<0.01
Overweight patients aged 65 years and older	-0.41% SD=4.43	-0.49 SD=4.39	P=0.40
Underweight patients aged 65 years and older	+0.79% SD=8.7	-2.79%SD=8.56	P=0.02