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Table 1 Comparison of mean values and the frequencies of crucial child and maternal characteristics from the main analysis group with the original MUSP cohort

From: Rapid growth in early childhood associated with young adult overweight and obesity – evidence from a community based cohort study

  

Original cohort

Main analysis set

 

Parameter

 

N

% or Mean (SD)

N

% or Mean (SD)

P value*

Gender

Male

3579

51.7

1025

49.4

0.06

Female

3348

48.3

1052

50.6

Gestation (weeks)

 

6927

39.6 (1.27)

2077

39.6 (1.28)

1

Birth weight (g)

 

6926

3430 (469)

2077

3438 (462)

0.5

Z-score of birth weight

 

6925

0.05 (0.98)

2077

0.08 (0.96)

0.2

Z-score of weight at 6 months

 

5451

−0.19 (1.44)

2077

−0.17 (1.2)

0.6

Z-score of weight gain 0–6 months

 

5450

−0.25 (1.50)

2077

−0.25 (1.27)

1

Absolute weight at 5 years (kg)

 

3827

20.5 (3.1)

1910

20.5 (3.0)

1

Z-score weight at 5 years

 

3927

0.25 (1.01)

1910

0.28 (0.99)

0.7

Z-score of early childhood weight gain 0–5 years

 

3826

0.16 (1.19)

1910

0.14 (1.17)

1

Height at 21 years (cm)

 

2550

171.7 (9.2)

2077

172 (9.3)

0.3

Weight at 21 years (kg)

 

2522

71.7 (16.2)

2077

71.7 (16.2)

1

BMI at 21 years (kg/m2)

 

2522

24.2 (4.96)

2077

24.2 (4.9)

1

Waist circumference (cm)

 

2523

81.7 (12.4)

2074

81.7 (12.3)

1

Waist to hip ratio

 

2520

0.83 (0.08)

2072

0.83 (0.08)

1

Breast feeding

Yes ≥4 months

1911

29.9

731

35.3

<0.001

Yes <4 months

3142

49.1

1000

48.2

Not at all

1344

21

342

16.5

Parity–previous births

No birth

2804

40.5

863

41.6

0.1

1

2128

30.7

650

31.3

2

1186

17.1

361

17.4

≥3

809

11.7

203

9.8

Mother’s education–FVC

Incomplete high

1240

18.1

318

15.4

<0.001

Complete high

4422

64.3

1322

64.1

Post high

1213

17.6

424

20.5

Parents’ racial background

Caucasian

6008

89.4

1885

93.3

<0.001

Asian

290

4.3

68

3.4

Abor-Islander

424

6.3

68

3.4

Maternal smoking–FVC

None

4271

62.2

1373

66.6

0.001

Smoker

2010

29.3

545

26.4

Heavy

581

8.5

143

6.9

Mother’s age at birth (years)

 

6927

25.5 (5.10)

2077

26.0 (5. 0)

<0.001

Mother’s Pre-pregnancy BMI (kg/m2)

 

6395

21.9 (3.90)

1958

21.9 (3.7)

0.8

  1. BMI body mass index, FVC first visit to clinic
  2. *P-value indicates the level of significance; for categorical outcome, X2 test was applied; for continuous outcome, F test was used. Level of significance was set <0.05