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Table 2 AORs (95% CI) of race, weight status and perceptions, WCIs, and differential racial time trends for types of UDBs in Males

From: Trends and correlates of unhealthy dieting behaviours among adolescents in the United States, 1999–2013

Category

n

Fasted for 24 h or more

AOR (95% CI)

Took any diet PPL

AOR (95% CI)

Vomited/Took laxatives

AOR (95% CI)

Race

 White

23,676

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 Black/African American

11,429

1.58 (1.30–1.92)

0.84 (0.60–1.18)

1.99 (1.42–2.78)

 Hispanic/Latino

14,813

1.02 (0.83–1.26)

1.28 (0.87–1.89)

2.07 (1.36–3.16)

 All other races

4891

1.44 (1.02–2.03)

0.93 (0.61–1.40)

2.05 (1.18–3.55)

Weight Status and Weight Status Perceptions

 Normal Weight; Accurate Perception

23,921

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 Normal Weight; Underestimation

7661

1.69 (1.43–1.98)

1.05 (0.83–1.33)

2.27 (1.67–3.08)

 Normal Weight; Overestimation

2511

1.49 (1.21–1.84)

1.71 (1.34–2.17)

3.46 (2.49–4.80)

 Underweight; Accurate Perception

960

1.80 (1.26–2.56)

0.88 (0.52–1.47)

1.40 (0.79–2.47)

 Underweight; Overestimation

510

2.64 (1.72–4.03)

1.05 (0.59–1.88)

3.01 (1.14–7.94)

 Overweight; Accurate Perception

3213

0.82 (0.67–1.00)

1.26 (0.98–1.62)

1.27 (0.88–1.83)

 Overweight; Underestimation

4749

1.26 (1.04–1.53)

1.91 (1.48–2.46)

1.83 (1.31–2.56)

 Overweight; Overestimation

159

2.80 (1.69–4.64)

3.49 (1.76–6.93)

7.83 (3.62–16.94)

 Obese; Accurate Perception

1532

1.53 (1.19–1.97)

3.38 (2.58–4.42)

5.93 (4.00–8.77)

 Obese; Underestimation

10,174

1.41 (1.21–1.65)

2.31 (1.89–2.81)

2.39 (1.72–3.33)

WCI

 Do nothing about weight

11,521

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 Lose weight

17,165

5.65 (4.73–6.76)

3.91 (3.16–4.85)

2.27 (1.66–3.09)

 Gain weight

15,566

1.15 (0.95–1.40)

2.30 (1.77–3.00)

1.49 (1.04–2.14)

 Stay the same weight

11,247

2.22 (1.86–2.64)

1.84 (1.43–2.37)

1.50 (1.15–1.95)

Year

 

0.99 (0.98–1.01)

0.96 (0.94–0.98)

0.98 (0.96–1.01)

 Black/African American*Year

 

1.01 (0.98–1.03)

1.00 (0.97–1.02)

1.02 (0.98–1.06)

 Hispanic/Latino*Year

 

1.02 (1.00–1.04)

1.02 (0.99–1.04)

0.99 (0.95–1.03)

 All other races*Year

 

1.01 (0.97–1.04)

0.99 (0.96–1.03)

1.03 (0.99–1.08)

  1. Note: All models are adjusted for age. *Significant AORs (p-value< 0.05)