TABLE 1

Demographic Characteristics of the Study Population at Baseline

CharacteristiceAT Arm (n = 227)WWSC Arm (n = 226)
Age, mean ± SD, y6.5 ± 1.46.6 ± 1.4
Male sex118 (52.0)101 (44.7)
Race
 African American123 (54.2)126 (55.8)
 White81 (35.7)74 (32.7)
 Other23 (10.1)26 (11.5)
Hispanic ethnicity21 (9.3)16 (7.2)
Maternal education
 Less than high school22 (9.7)20 (8.8)
 High school diploma/GED or higher200 (88.5)205 (90.3)
 Not sure/missing4 (1.77)2 (0.88)
Income
 <$30 00091 (40.3)92 (40.5)
 ≥$30 000100 (44.3)107 (47.1)
 Missing35 (15.5)28 (12.3)
Height z score0.6 ± 1.00.7 ± 1.0
Weight z score1.0 ± 1.21.0 ± 1.3
Weight class
 Overweight or obese (BMI >85th percentile)106 (46.7)107 (47.4)
 Obese (BMI >95th percentile)76 (33.5)74 (32.7)
Site
 Philadelphia72 (31.7)75 (33.2)
 Cincinnati40 (17.6)39 (17.3)
 Cleveland60 (26.4)64 (28.3)
 St Louis30 (13.2)30 (13.3)
 New York9 (4.0)7 (3.1)
 Boston16 (7.0)11 (4.9)
AHI6.9 ± 0.46.7 ± 0.4
ODI7.3 ± 0.57.0 ± 0.5
  • No differences between arms were detected (all P > .05). Data are presented as mean ± SD or n (%). GED, General Educational Development.