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Table 1 Demographic and anthropometric characteristics

From: Association between pre-and postnatal growth and longitudinal trends in serum uric acid levels and blood pressure in children aged 3 to 7 years

Characteristics

N e, Mean ± SD, N e, Median (IQR), or N (%)

 

All

NBW

LBWCUG

P-valued

Sex a

 Male

175 (48)

155 (50)

34 (61)

0.16

 Female

189 (52)

153 (50)

22 (39)

 

Birth weight (kg)b

364, 3.2 (2.8–3.5)

308, 3.2 (3.0–3.5)

56, 2.2 (1.7–2.4)

< 0.0001

Gestational age (weeks) b

364, 39.0 (37.6–40.0)

308, 39.2 (38.1–40.1)

56, 36.0 (33.5–37.1)

< 0.0001

Weight gain 0–3 years (kg)c

364, 11.7 ± 1.8

308,11.5 ± 1.7

56,12.3 ± 1.8

0.00

Weight at 3 years (kg) c

364, 14.7 ± 1.8

308, 14.8 ± 1.8

56, 14.3 ± 1.8

0.06

Height at 3 years (cm) c

364, 97.3 ± 4.4

308, 97.4 ± 4.4

56, 96.8 ± 4.3

0.37

BMI at 3 years (kg/m2) c

364, 15.5 ± 1.3

308, 15.6 ± 1.3

56, 15.2 ± 1.3

0.06

BMI at 5 years (kg/m2) c

187, 15.7 ± 1.6

165, 15.7 ± 1.6

22, 15.6 ± 2.0

0.88

BMI at 7 years (kg/m2) c

157, 16.0 ± 2.0

142, 16.1 ± 2.1

15, 15.9 ± 2.3

0.78

Uric acid at 3 years (mg/dL) c

353, 3.8 ± 0.8

298, 3.7 ± 0.8

55, 3.9 ± 0.9

0.20

Uric acid at 5 years (mg/dL) c

118, 4.0 ± 0.8

105, 3.9 ± 0.7

13, 4.2 ± 0.9

0.20

Uric acid at 7 years   (mg/dL) c

132, 3.9 ± 0.9

121, 3.9 ± 0.9

11, 4.3 ± 0.9

0.17

SBP at 3 years (mmHg) c

364, 94.3 ± 11.6

308, 94.6 ± 11.4

56, 92.9 ± 12.2

0.32

SBP at 5 years (mmHg) c

186, 100.4 ± 8.4

160, 100.8 ± 8.5

26, 98.1 ± 7.0

0.13

SBP at 7 years (mmHg) c

162, 101.6 ± 10.9

145, 101.6 ± 11.3

17, 101.4 ± 7.5

0.94

  1. SD indicates standard deviation, IQR interquartile range, NBW normal birth weight, LBW low birth weight, CUG catch-up growth, BMI body mass index, and SBP systolic blood pressure
  2. aValues are presented as N (%)
  3. bValues are presented as Median (IQR)
  4. cValues are presented as Mean ± SD
  5. dP-value was calculated with t-test or chi-square test
  6. eInstances of item non-response account for missing data