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Table 1 Characteristics of extracted studies

From: Recruitment and retention in obesity prevention and treatment trials targeting minority or low-income children: a review of the clinical trials registration database

Reference and CTRD number

Participants

Intervention

Primary outcome

Child’s race or ethnicity

Child’s body weight status

Child’s age in years (sex)a

Parental participation

Setting

Focus

Length

Hasson et al. [14]

Black

Obese

15.4 ± 1.1

Yes

Laboratory

Nutrition, physical activity

16 weeks

Adiposity, inflammation, insulin sensitivity

NCT01441323

Davis et al. [15]

Hispanic

Overweight or obese

14–18

Yes

Laboratory

Nutrition, physical activity

16 weeks

Adiposity, insulin sensitivity

Ventura et al. [16]

NCT00697580

Azevedo et al. [17]

Hispanic

All weights

7–11

Yes

Not reported for dance; at home for TV time

Nutrition, physical activity

2 years

BMI

NCT00476775

Berry et al. [18–20]b

Black (63 %), white (32 %), other (5 %)

Overweight or obese

7–10

Overweight or obese

School

Nutrition, physical activity

12 months

Child’s BMI percentile, parent BMI

NCT01378806

Elizondo-Montemayor et al. [21] c

Hispanic

Overweight or obese

6–12

Yes

School

Nutrition

1 school year

BMI percentile, dietary intake and eating habits

NCT01925976

Wang et al. [22, 23] b

Black

All weights

5–7th grade

No

School

Nutrition, physical activity

 

Feasibility of intervention

NCT00061165

Black et al. [24, 25]

Black

All weights

11–16

Yes

Home and community

Nutrition, physical activity

11 months

BMI

Hurley et al. [26]

Witherspoon et al. [27]

NCT00746083

Weigensberg et al. [28]

Hispanic

Obese

14–17

No

Not clear

Nutrition, physical activity, interactive guided imagery

12 weeks

Insulin sensitivity

NCT01895595

Wilson et al. 2011 [29–31]b

Black (73 %), other

All weights

6th grade

No

School

Physical activity

17 weeks

Moderate-to-vigorous physical activity

NCT01028144

Naar-King et al. [32]

Black

Obese

12–17

Yes

Home

Nutrition, physical activity

6 months

BMI, overweight (%), percentage body fat

NCT00604981

Ritchie et al. [33]

Black

Overweight

9–10

Yes

YMCA

Nutrition, physical activity

4–9 seasons

Insulin sensitivity

Sharma et al. [34]d

NCT01039116

Eisenmann et al. [35]d

Hispanic or black

All weights

3rd–5th grade

Yes

School and community

Nutrition, physical activity

2 years

Physical activity, healthy eating index

NCT01385046

Barkin et al. [36]

Hispanic

All weights

2–6

Yes

Community recreation center

Nutrition, physical activity

12 weeks

BMI

NCT00808431

Burnet et al. [37]e

Black

Overweight or obese

9-12, with family history of type 2 diabetes mellitus

Yes

Community

Nutrition, physical activity

1 year

Child’s BMI z score, parent’s BMI, glucose tolerance

NCT00723853

Davis et al. [38–40]

White (58 %), black (39 %), Hispanic (3 %)

Overweight or obese

7–11

No

Laboratory

Nutrition, physical activity

10–15 weeks

Risk of type 2 diabetes mellitus, VO2 max, percentage body fat, visceral fat

Tkacz et al. [41]

Petty et al. [42]

NCT00108901

Madsen et al. [43] b

Hispanic (42 %), Asian (32 %), black (12 %), white (0.6 %), other (13.4 %)

All weights

4th or 5th grade

No

School

Physical activity

24 weeks

Change in minutes of after-school moderate-to-vigorous physical activity, VO2 max, BMI

NCT01156103

Wickham et al. [44]

Black (70.3 %), white (26.1 %), Hispanic (1.8 %)

Obese

11–18

Yes

Weight management clinic

Nutrition, physical activity

2 years (results at 6 months reported)

BMI, metabolic indicators, fitness

NCT00167830

Bean et al. [45] e

Black (75.3 %), white (22.0 %), other (2.7 %)

Obese

11–18

Yes

Weight management clinic

Nutrition, physical activity

2 years (results at 6 months reported)

Dietary changes

NCT00167830

Wysocki et al. [46, 47]

White (78.2 %), black (21.0 %), Hispanic (0.8 %)

All weights

12–16.75 with type 1 diabetes mellitus

Yes

Treatment center

Parent–adolescent conflict

12 months (results at 3 months reported)

Family relationships, psychological adjustment to diabetes treatment, treatment adherence, diabetic control

NCT00358059

Wysocki et al. [48–50]

White (63.5 %), black (30.8 %), Hispanic (2.9 %), other (2.9 %)

All weights

11–16, with type 1 diabetes mellitus

Yes

Pediatric center

Parent–adolescent conflict

6 months

Family relationships, treatment adherence, HbA1c, health care use

NCT00358059

Ellis et al. [51, 52]

Black (63 %), white (26 %), other (11 %)

All weights

10–17, with type 1 diabetes mellitus

Yes

Home, community

Home-based psychotherapy

Approximately 6 months

Adherence to medical regimen, metabolic control, hospital use

NCT00519935

Story et al. [2]

Black

Phase I: BMI ≥25th or ≥50th percentile;

8–10 (girls)

Overweight or obese

Community center, school, home

Nutrition, physical activity

Phase I: 12 weeks;

Phase I: process measures;

Rochon et al. [53]

Phase II: BMI ≥25th percentile but ≤35 kg/m2

Phase II: 2 years

Phase II: change in child’s BMI

Kumanyika et al. [54, 55]

Klesges et al. [56, 57]

Robinson et al. [58, 59]

Stockton et al. [60]

NCT00000615

Natale et al. [61] b

Hispanic (60 %), Haitian (15 %), black (12 %), white (2 %), other (11 %)

All weights

2–5

Yes

Childcare center

Nutrition, physical activity

2 years

Child’s BMI

NCT01722032

Nansel et al. [62]

White (75 %), Hispanic (10 %), black (9 %), other (6 %)

All weights

9–14.9, with type 1 diabetes mellitus

Yes

Pediatric endocrinology clinic

Diabetes management behavior

2 years

HbA1c

NCT00273286

Janicke et al. [63]

White (76.1 %), black (9.8 %), Hispanic (8.5 %), biracial (4.2 %)

Overweight or obese

8–14

Yes

County extension office

Nutrition, physical activity

16 weeks

Change in child’s BMI

Follansbee-Junger et al. [64]

Radcliff et al. [65]

NCT00248677

  1. BMI body mass index
  2. aIncluded both sexes if not specified
  3. bCluster randomized clinical trial
  4. cTrial without control group
  5. dNon-randomized controlled trial
  6. ePre-post study design
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ISSN: 1745-6215