Table 1: Baseline sample characteristics by treatment group.

CharacteristicsTotal 
IC 
IC + SP 
LIC + SP 
SP 
value

Age, years, mean (SD)44.9 (11.1)42.5 (12.1)45.6 (9.3)46.4 (9.6)45.3 (13.2)0.74
Weight, kg, mean (SD)97.3 (16.2)96.0 (17.4)100.3 (16.5)96.8 (14.8)96.4 (16.9)0.78
BMI, kg/m2, mean (SD)34.3 (3.9)34.1 (4.1)34.3 (3.9)33.5 (3.5)35.3 (4.1)0.70
Male waist circumference
cm, mean (SD)
117.3 (11.6)117.3 (15.5)119.4 (11.6)116.4 (4.6)113.8 (23.0)0.91
Female waist circumference
cm, mean (SD)
107.4 (11.4)106.4 (14.5)109.7 (11.4)108.7 (8.4)105.5 (11.1)0.47
Female, (%)53 (77.9)14 (77.8)11 (68.8)13 (76.5)15 (88.2)0.64
African American, (%)33 (48.5)13 (72.2)6 (37.5)7 (41.2)7 (41.2)0.18
College educated, (%)46 (67.6)8 (44.4)13 (81.3)13 (76.5)12 (70.6)0.29
Married, (%)39 (57.4)10 (55.6)10 (62.5)10 (52.9)9 (52.9)0.74

IC: intensive counseling.
SP: smartphone.
LIC: less intensive counseling.
BMI: body mass index.