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Table 5 Correction equations to estimate objectively-measured height (cm) using self-reported data

From: Measuring the bias, precision, accuracy, and validity of self-reported height and weight in assessing overweight and obesity status among adolescents using a surveillance system

 

Girls

Boys

 

n (N)4

Correction Equation

R2

n (N)4

Correction Equation

R2

Grade=8 1

African American

838 (35248)

72.93+0.54 SRHeight

57.1%

723 (38329)

53.18+0.68 SRHeight

80.4%

Hispanic

2998 (102957)

89.41+0.43 SRHeight

43.1%

2758 (124170)

88.40+0.46 SRHeight

47.4%

White/Other 2

2991 (126109)

48.94+0.69 SRHeight

70.0%

3250 (134664)

48.77+0.71 SRHeight

74.3%

Grade=11 3

African American

619 (28620)

54.42+0.66 SRHeight

72.0%

502 (26750)

34.32+0.80 SRHeight

89.6%

Hispanic

1826 (70726)

80.92+0.48 SRHeight

44.0%

1695 (78070)

74.52+0.56 SRHeight

56.9%

White/Other 2

2532 (123589)

31.84+0.80 SRHeight

81.8%

2647 (145409)

27.75+0.83 SRHeight

85.5%

  1. [1] Grade 8 students had a mean age of 13.7 years old (SE=0.02) and their percentiles 25% and 75% are 12.7 and 13.7 years old, respectively
  2. [2] White/other category includes non-Hispanic White, Asian, Pacific Islander, Native American, and “other”
  3. [3] Grade 11 students had a mean age of 16.7 years old (SE=0.03) and their percentiles 25% and 75% are 15.7 and 16.7 years old, respectively
  4. [4] n = sample size; N = estimated population size using the sampling weights, R2 = coefficient of determination in percentage; SR = self-reported
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International Journal of Behavioral Nutrition and Physical Activity

ISSN: 1479-5868

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