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Table 3 Odds ratio and 95% confidence interval (OR 95%CI) of having height and weight measurements at ages 10–14 years based on the characteristics of the children

From: Inverse-probability weighting and multiple imputation for evaluating selection bias in the estimation of childhood obesity prevalence using data from electronic health records

 

Total

n = 10,811

Measured

n = 9610 (88.9)

Not measured

n = 1201 (11.1)

Adjusted ORa

Sex

 Boys

5498

4849 (88.2)

649 (11.1)

1 (ref.)

 Girls

5313

4761 (89.6)

552 (10.4)

1.15 (1.02–1.29)

Weight status at 2–5 years of age

 Underweight

78

62 (79.5)

16 (20.5)

0.53 (0.30–0.92)

 Normal weight

7628

6763 (88.7)

865 (11.3)

1 (ref.)

 At risk of overweight

2291

2057 (89.8)

234 (10.2)

1.14 (0.97–1.32)

 Overweight/Obese

814

728 (89.4)

86 (10.6)

1.13 (0.90–1.44)

Annual household income

 Basic income

510

409 (80.2)

101 (19.8)

0.57 (0.45–0.72)

  < 18,000€

4657

4085 (87.8)

572 (12.3)

1 (ref.)

 18.000€ - < 100.000 €

5546

5035 (90.8)

511 (9.2)

1.38 (1.22–1.57)

  > 100,000 €

97

80 (82.5)

17 (17.5)

0.66 (0.39–1.12)

Residence

 Rural

6447

5735 (89.0)

712 (11.0)

1 (ref.)

 Urban

4364

3875 (88.8)

489 (11.2)

0.99 (0.87–1.12)

  1. Values of measured and not measured are expressed as numbers (%)
  2. a Adjusted simultaneously for all variables in the table. OR odds ratio