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. Author manuscript; available in PMC: 2021 Jul 14.
Published in final edited form as: Br J Nutr. 2020 Sep 30;126(1):81–91. doi: 10.1017/S0007114520003852

Table 1.

Characteristics of child and primary parent/guardian in the analytic sample for each COPTR study

Prevention studies
Treatment studies
NET-Works (N=534) GROW (n=609) GOALS (N=241) IMPACT (N=360)



n or mean % or SD n or mean % or SD n or mean % or SD n or mean % or SD
Child’s sex (n and %)
 Male 262 49.1 294 48.3 107 44.4 152 42.2
 Female 272 50.9 315 51.7 134 55.6 208 57.8
Parent’s sex (n and %)
 Male 44 8.3 10 1.6 12 5.0 20 5.6
 Female 489 91.7 599 98.4 229 95.0 339 94.4
Missing 1 - - - - - 1 -
Child’s age, years (Mean and SD) 3.4 0.7 4.3 0.9 9.5 1.4 11.6 0.6
Child’s race/ethnicity (n and %)
 Non-Hispanic White 67 12.5 6 1.0 0 0.0 14 3.9
 Non-Hispanic Black 98 18.4 36 5.9 4 1.7 276 76.7
 Hispanic 312 58.4 554 91.0 236 97.9 59 16.4
 Multiracial/Other 57 10.7 13 2.1 1 0.4 11 3.1
Highest household education (n and %)
 <High school 178 33.3 316 51.9 153 63.5 65 18.1
 High school or GED 118 22.1 157 25.8 41 17.0 101 28.1
 ≥Some higher education 238 44.6 136 22.3 47 19.5 194 53.9
Parent employment (n and %)
 Not working for pay 227 42.5 381 62.7 105 43.6 160 44.4
 Part time 148 27.7 119 19.6 58 24.1 64 17.8
 Full time 159 29.8 108 17.8 78 32.4 136 37.8
Missing - - 1 - - - - -
SNAP participant (n and %)
 Yes 229 43.0 458 75.5 98 40.8 254 70.6
 No 304 57.0 149 24.5 142 59.2 106 29.4
Missing 1 - 2 - 1 - 1 -
Parent marital status (n and %)
 Married/Living as married 367 68.7 503 82.9 207 85.9 119 33.2
 Single 167 31.1 104 17.1 34 14.1 239 66.8
Missing - - 2 - - - 2 -
Child’s BMI, kg/m2 (Mean and SD) 17.6 1.8 16.7 0.8 25.1 4.0 27.1 4.9
Child’s BMI percentile* (Mean and SD) 81.7 14.3 77.2 13.0 96.5 3.2 95.7 3.7
Child’s %95th BMI percentile (Mean and SD) 96.5 9.8 92.0 4.3 114.0 17.9 111.7 20.2
Parent weight status (n and %)
 Under-/Normal weight 128 24.2 121 19.9 31 12.9 34 9.9
 Overweight 162 30.7 239 39.2 77 32.0 60 17.5
 Obesity 238 45.1 249 40.9 133 55.2 249 72.6
Missing 6 - - - - - 17 -

COPTR, Childhood Obesity Prevention and Treatment Research; NET-Works, Now Everyone Together for Healthy and Amazing Kids; GROW, Growing Right Onto Wellness; IMPACT, Ideas Moving Parents and Adolescents to Change Together; GED, General Equivalency Diploma; SNAP, Supplemental Nutrition Assistance Program, BMI, body mass index

*

Child’s BMI percentile refers to age- and sex-specific BMI percentiles calculated using the Centers for Disease Control and Prevention SAS macro

Child’s %95th BMI percentile refers to the percentage of the age- and sex-specific 95th BMI percentile calculated using the Centers for Disease Control and Prevention SAS macro

Parent’s weight status classified as follows: underweight/normal weight (BMI<25 kg/m2), overweight (BMI 25-29 kg/m2), obesity (BMI≥30 kg/m2)