Table 1.

Descriptive characteristics of participants [mean±S.E.M.]

	Subjects Randomized	Subjects with both Baseline and 18 Month Weight Measured	Subjects with both Baseline, 6, and 18 Month Weight Measured
Demographic Variable	Number (%)	Number (%)	Number (%)
Number of Subjects [Number (% of total)]	363 (100%)	260 (100%)	258 (100%)
Gender(Females) [Number (% of total)]	300 (82.6%)	206 (79.2%)	206 (79.8%)
Age(years)	42.2±9.0	42.8±8.9	42.9±8.9
Body Mass Index(kg/m2)	33.0±3.6	32.7±3.5	32.8±3.5
Ethnicity [Number (% of total)]
Asian	N=2 (0.6%)	N=2 (0.8%)	N=2 (0.8%)
Black or AfricanAmerican	N=103 (28.4%)	N=69 (26.5%)	N=68 (26.4%)
Hispanic, Latino, Portuguese, Cape Verdean	N=7 (1.9%)	N=5 (1.9%)	N=5 (1.9%)
White	N=243 (66.9%)	N=181 (69.6%)	N=180 (69.8%)
Other	N=8 (2.2%)	N=3 (1.2%)	N=3 (1.2%)
Education Level [Number (% of total)]
High School(1012 years)	N=24 (6.6%)	N=15 (5.8%)	N=15 (5.8%)
Vocational Training(beyond High School)	N=18 (5.0%)	N=11 (4.2%)	N=11 (4.3%)
Some College(less than 4 years)	N=105 (28.9%)	N=75 (28.9%)	N=74 (28.7%)
College/University Degree	N=122 (33.6%)	N=90 (34.6%)	N=89 (34.5%)
Graduate or Professional Education	N=92 (25.3%)	N=68 (26.2%)	N=68 (26.4%)