Table 1. Comparison of baseline characteristics of study participants across treatment conditions.

	Condition
	BT (n =88)	BT+E (n = 93)	BT+EA (n = 102)	p-value
Race, n (%)				0.695
American Indian/Alaskan Native	0 (0%)	0 (0%)	1 (1%)
Asian	0 (0%)	1 (1%)	0 (0%)
Native Hawaiian or other Pacific Islander	1 (1%)	0 (0%)	0 (0%)
Black or African-American	24 (27%)	27 (29%)	32 (31%)
White	59 (67%)	63 (68%)	64 (63%)
More than one race	4 (5%)	2 (2%)	4 (4%)
Ethnicity, n (%)				0.156
Hispanic/Latino	7 (8%)	4 (4%)	12 (12%)
Non-Hispanic/Latino	81 (92%)	89 (96%)	89 (88%)
Age, M (SD)	53.02(9.32)	53.41(10.28)	53.23(9.43)	0.965
Black or African-American	51.46(9.29)	51.52(10.57)	52.56(8.53)
White	53.66(9.67)	54.63(10.08)	54.11(9.10)
Body mass index, M (SD)	34.96(5.19)	35.38(5.17)	35.23(4.64)	0.849
Black or African-American	36.69(6.18)	35.82(4.91)	37.09(4.55)
white	34.16(4058)	34083(5.13)	34.27(4.58)
Female, n (%)	67 (76%)	72 (77%)	84 (82%)	0.535
Black or African-American	19 (79%)	19 (70%)	28 (87%)
White	43 (73%)	51 (81%)	51 (80%)
Education, n (%)				0.07
High school or lower	5 (6%)	6 (6%)	7 (7%)
Associate's degree	14 (16%)	19 (21%)	12 (12%)
Bachelor's degree	32 (36%)	21 (23%)	47 (46%)
Graduate or professional degree	37 (42%)	46 (50%)	35 (35%)
Black or African-American
High school or lower	2 (8%)	5 (19%)	6 (19%)
Associate's degree	4 (17%)	7 (27%)	5 (16%)
Bachelor's degree	6 (25%)	6 (23%)	13 (42%)
Graduate or professional degree	12 (50%)	8 (31%)	7 (23%)
White
High school or lower	2 (3%)	1 (2%)	1 (2%)
Associate's degree	9 (15%)	11 (17%)	5 (8%)
Bachelor's degree	25 (42%)	14 (22%)	31 (48%)
Graduate or professional degree	23 (39%)	37 (59%)	27 (42%)

Note: BT = Standard behavior therapy, BT+E = behavior therapy with environmental change, BT+EA = Acceptance-based behavior therapy with environmental change. P-value = p-value of chi-square or f-test evaluating potential differences in demographic variables across conditions.