Table 4 Relative risk and 95% CI of child obesity and prehypertension at 5-years according to BMIz trajectories and static BMIz at 2 years.

From: Body mass index trajectories in the first two years and subsequent childhood cardio-metabolic outcomes: a prospective multi-ethnic Asian cohort study

 

Obesity at 5-yearsa n = 65/870

Prehypertension at 5-yearsb n = 92/757

Relative risk

95% CI

Relative risk

95% CI

Low

High

Low

High

BMIz trajectories

Stable low BMIz (n = 155)

0.12

0.02

0.85

0.84

0.41

1.70

Normal BMIz trajectory (n = 857)

1.00

—

—

1.00

—

—

Stable high BMIz (n = 100)

3.22

1.73

6.05

1.23

0.60

2.53

Rapid BMIz gain (n = 58)

2.56

1.19

5.53

1.48

0.57

3.86

Static BMIz at 2 years

< 5th percentile (n = 54)

0.68

0.09

4.90

0.90

0.41

1.94

5th–<85th percentile (n = 936)

1.00

—

—

1.00

—

—

85th–<95th percentile (n = 121)

1.79

0.82

3.90

1.03

0.51

3.19

≥95th percentile (n = 60)

6.96

3.67

13.20

1.24

0.48

3.19

  1. aAdjusted for maternal income level, ppBMI, height, GWG, parity, GA at delivery, breastfeeding and child ethnicity. bAdjusted for maternal income level, ppBMI, height, GWG, parity, GA at delivery, breastfeeding, blood pressure at 26–28 weeks of gestation and child ethnicity.
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