BioMed Research International / 2010 / Article / Tab 1

Research Article

The Relationship between Birthweight and Longitudinal Changes of Blood Pressure Is Modulated by Beta-Adrenergic Receptor Genes: The Bogalusa Heart Study

Table 1

Mean Levels and SD of Study Variables by Race and Sex.

WhitesBlacks
MalesFemalesMalesFemales 𝑃 -value for difference
( 𝑛 = 2 2 6 )( 𝑛 = 2 8 9 )( 𝑛 = 8 6 )( 𝑛 = 1 3 8 )
MeanSDMeanSDMeanSDMeanSDRaceSex

Childhood
 Age (year)10.32.99.73.010.02.99.62.7NS<.05 w
 Systolic BP (mm Hg)100.89.499.49.199.811.899.09.6NSNS
 Diastolic BP (mm Hg)61.78.262.28.862.48.061.08.6NSNS

Adulthood
 Age (year)37.65.136.75.535.05.935.95.7<.01 mNS
 Systolic BP (mm Hg)117.110.7109.510.8122.815.2119.317.3<.01<.05 w
 Diastolic BP (mm Hg)78.98.073.87.981.211.878.711.5<.05<.05

AUC Values (mm Hg)
 Systolic BP total113.17.2106.95.5115.07.6110.76.8<.05<.01
 Systolic BP trend11.85.17.55.315.66.611.86.2<.01<.01
 Diastolic BP total72.35.869.74.572.36.270.85.0<.01 f<.05
 Diastolic BP trend10.83.38.14.010.83.89.74.2<.01 f<.01 w

At Birth
 Gestational age (week)39.81.639.62.039.22.339.51.8<.05 mNS
 Birth weight (kg)3.460.53.340.63.090.63.000.6<.01<.05 w
 Birth weight (kg)3.440.53.330.53.100.53.000.5<.01<.05 w

BP: blood pressure; AUC: area under the curve.
N S 𝑃 > . 0 5 ; f f e m a l e s only; m: males only; w w h i t e s only.
adjusted for gestational age.

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