Height Z-score

Birth

−4.12 ± 1.8

0.17 ± 0.94

<0.001

−3.91 ± 2.07

0.14 ± 0.98

<0.001

1.5 y

−0.84 ± 2.1

0.17 ± 1.61

<0.001

−0.81 ± 1.70

0.17 ± 1.66

<0.001

3.5 y

−0.67 ± 1.3

−0.05 ± 1.29

<0.001

−0.50 ± 1.26

0.04 ± 1.21

<0.001

5 y

−0.35 ± 1.3

0.23 ± 1.13

<0.001

−0.34 ± 1.43

0.25 ± 1.18

<0.001

Increment of height Z-score

Birth - 1.5 y

3.28 ± 2.71

0.00 ± 1.70

<0.001

3.10 ± 2.24

0.03 ± 1.79

<0.001

1.5 y - 3.5 y

0.17 ± 2.12

−0.22 ± 1.18

<0.05

0.31 ± 1.37

−0.14 ± 1.28

<0.01

3.5 y - 5 y

0.32 ± 0.92

0.28 ± 1.11

0.34

0.16 ± 0.80

0.21 ± 1.02

0.26

Weight Z-score

Birth

−3.37 ± 1.12

0.31 ± 0.80

<0.001

−3.44 ± 1.28

0.11 ± 0.76

<0.001

1.5 y

−0.42 ± 0.97

0.18 ± 1.06

<0.001

−0.67 ± 1.37

0.32 ± 1.23

<0.001

3.5 y

−0.51 ± 0.99

−0.03 ± 0.95

<0.001

−0.53 ± 1.16

0.16 ± 0.99

<0.001

5 y

−0.31 ± 1.00

0.11 ± 1.00

<0.001

−0.54 ± 0.99

0.14 ± 0.94

<0.001

Increment of weight Z-score

Birth - 1.5 y

2.95 ± 1.33

−0.12 ± 1.15

<0.001

2.77 ± 1.50

0.20 ± 1.27

<0.001

1.5 y - 3.5 y

−0.09 ± 0.67

−0.21 ± 0.68

0.06

0.14 ± 0.80

−0.16 ± 0.83

<0.001

3.5 y - 5 y

0.19 ± 0.55

0.14 ± 0.65

0.17

−0.01 ± 0.60

−0.02 ± 0.60

0.45

BMI % tile

Birth

6.9 ± 13.6

53.6 ± 26.8

<0.001

6.6 ± 14.5

55.4 ± 26.7

<0.001

1.5 y

50.9 ± 30.4

51.8 ± 27.6

0.38

43.6 ± 31.5

55.5 ± 28.1

<0.001

3.5 y

49.5 ± 31.9

54.3 ± 26.4

0.08

38.5 ± 29.2

54.7 ± 26.6

<0.001

5 y

45.8 ± 30.5

49.6 ± 26.7

0.12

34.2 ± 27.4

50.5 ± 25.7

<0.001