2-Year BMI Changes of Children Referred for Multidisciplinary Weight Management

Table 1

Characteristics and visit frequency of analytic samples for the OSA and comparison groups.

	OSA	Comparison	𝑃 value
Child  level
Total number of children	338	245
Gender, %
Boys	46.5	49.0	0.55
Girls	53.6	51.0
Age at referral, %
2–5 y	11.0	13.9
6–8 y	35.5	25.3
9–10 y	27.2	33.1
11–18 y	26.3	27.8
Mean (SD)	8.7 (2.6)	8.8 (2.8)	0.47
Race, %
White	5.6	3.3	0.10
Black	51.8	61.6
Hispanic	24.0	18.8
Others	18.6	16.3
Language, %
English	74.3	84.1	0.01
Spanish	21.0	14.3
Others	4.7	1.6
Prevalence of obesity at baseline, %	93.5	91.0	0.27
Baseline BMI, mean (SD)	26.5 (3.9)	26.2 (4.6)	0.37
Baseline BMI 𝑧-score, mean (SD)	2.3 (0.5)	2.2 (0.5)	0.03
Number of all-type visits, mean (SD)	5.5 (3.2)	2.5 (1.2)	<0.001
Number of OSA visits, mean (SD)	2.7 (1.9)	N/A	—
Duration of OSA intervention in months, mean (SD)	9.5 (6.9)	N/A	—
Time after referral at the last visit (months)
0–6 months	21.2	19.2
7–12 months	11.0	11.8
13–15 months	24.9	15.4
16–18 months	11.4	11.0
19–21 months	13.9	16.6
22–24 months	17.6	26.0
Mean (SD)	14.8 (7.2)	13.3 (7.7)	0.01
Visit  level
Total number of visits	1855	615
Time after referral in months,; mean (SD)	8.4 (7.0)	8.1 (8.0)	0.49