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Table 1 Detailed descriptions of the participants included in the present study

From: Birth weight influences differently on systolic and diastolic blood pressure in children and adolescents aged 8–15

Birth weight

 < 88.2

N = 732

 >  = 88.2

N = 6868

All

N = 7600

p value

Age(years old)

11.58 ± 2.34

11.54 ± 2.30

11.54 ± 2.31

0.6823

Birth weight(ounces)

72.20 ± 15.42

121.18 ± 16.93

117.07 ± 21.62

 < 0.0001

mothers' age when born (years old)

26.64 ± 6.68

27.32 ± 6.01

27.26 ± 6.07

0.0066

pulse(bpm)

79.41 ± 11.76

80.75 ± 12.10

80.64 ± 12.08

0.0074

SBP(mmHg)

105.06 ± 10.12

104.09 ± 9.40

104.17 ± 9.47

0.0132

DBP(mmHg)

54.70 ± 14.33

54.12 ± 15.10

54.17 ± 15.04

0.3520

Weight(kg)

48.54 ± 19.38

50.48 ± 18.94

50.32 ± 18.99

0.0138

Height(cm)

150.05 ± 14.73

152.21 ± 14.60

152.03 ± 14.62

0.0004

Waist circumference(cm)

72.70 ± 15.34

74.00 ± 14.26

73.89 ± 14.36

0.0308

BMI group(%)

   

0.034

 Normal range

65.03

59.11

59.64

 

 Overweight

16.47

16.29

16.30

 

 Obesity

18.50

24.60

24.06

 

 TG(mmol/L)

0.84 ± 0.24

0.84 ± 0.25

0.84 ± 0.25

0.9404

 LDL_C(mmol/L)

2.21 ± 0.29

2.21 ± 0.30

2.21 ± 0.30

0.9296

 TC(mmol/L)

4.10 ± 0.65

4.06 ± 0.65

4.06 ± 0.65

0.0854

 HDL_C(mmol/L)

1.40 ± 0.34

1.38 ± 0.32

1.38 ± 0.32

0.1074

 Uric acid(umol/L)

291.09 ± 68.56

291.81 ± 71.30

291.74 ± 71.03

0.529

 Creatinine(umol/L)

58.02 ± 12.85

57.54 ± 12.67

57.59 ± 12.69

0.911

 Blood urea nitrogen(mmol/L)

3.83 ± 1.30

3.77 ± 1.16

3.78 ± 1.17

0.698

 glycohemoglobin(%)

5.29 ± 0.23

5.27 ± 0.26

5.28 ± 0.26

0.1178

 Ratio of family income to poverty

2.24 ± 1.50

2.52 ± 1.57

2.50 ± 1.57

 < 0.0001

Gender(%)

   

0.0519

 Male

47.38

51.40

51.06

 

 Female

52.62

48.60

48.94

 

Race/ethnicity (%)

   

 < 0.0001

 Mexican American

14.92

14.89

14.90

 

 Other race

16.30

16.56

16.54

 

 Non-Hispanic Whites

45.68

55.49

54.67

 

 Non-Hispanic Blacks

23.10

13.06

13.90