Table 1 Patient demographics, utilization and weight gain by family based treatment (FBT) adherence group (n = 4101)

Female—n (%)

1628 (77.1)

1575 (79.2)

0.117

Age—mean (SD)

14.7 (2.4)

14.8 (2.3)

0.085

Race/ethnicity

Asian

163 (7.7)

299 (15.0)

< .001

Black

77 (3.7)

70 (3.5)

Latino/Hispanic, any race

442 (20.9)

686 (34.5)

Multiracial

156 (7.4)

162 (8.1)

Native American/Alaskan Native

5 (0.2)

3 (0.2)

Native Hawaiian/Pacific Islander

7 (0.3)

9 (0.5)

Unknown

97 (4.6)

89 (4.5)

White, non-Hispanic

1164 (55.1)

672 (33.8)

%Median BMI at index—mean (SD)

103.3 (23.1)

99.9 (20.7)

< .001

Medicaid coverage at index—n(%)

350 (16.6)

319 (16.0)

0.634

Weight gain—mean (SD)

Complete Cases + 

 60 ± 30 days post index

3.3 (8.8)

2.1 (8.9)

< .001

 183 ± 30 days post index

7.1 (11.9)

6.3 (12.0)

0.095

 365 ± 30 days post index

10.7 (14.7)

9.4 (14.9)

0.079

Imputed data+

 60 ± 30 days post index

3.1 (8.7)

2.0 (8.8)

< .001

 183 ± 30 days post index

6.7 (11.5)

5.8 (11.7)

0.047

 365 ± 30 days post index

10.2 (14.3)

9.4 (14.4)

0.145

Diagnoses 12 M prior to index—n (%)

Mood

634 (30.0)

621 (31.2)

0.415

Substance use

82 (3.9)

90 (4.5)

0.308

Anxiety

110 (5.2)

106 (5.3)

0.868

Suicidality

129 (6.1)

122 (6.1)

0.979

Any HLOC^a utilization 1 year post index -n (%)

1538(72.9)

1439(72.3)

0.696

Outpatient

1535 (72.7)

1439 (72.3)

0.773

 Medical outpatient

1275 (60.4)

1162 (58.4)

0.191

 Psychiatry outpatient

1051 (49.8)

953 (47.9)

0.224

Higher levels of care

203 (9.6)

179 (9.0)

0.494

 Medical hospitalizations

108 (5.1)

106 (5.3)

0.762

 Higher level psychiatric care

136 (6.4)

130 (6.5)

0.907