Table 2.
Associations of Prenatal, Perinatal, and Postnatal Factors With Predicted Systolic Blood Pressure in Infancy, Childhood, and Adolescence Among Participants Recruited Into Project Viva in 1999–2002, Boston, Massachusetts
Maternal or Child Factor | Child’s Age and Mean Difference in Predicted Systolic BP, mm Hg | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Subjects | 6 Months | 3 Years | 6 Years | 9 Years | 12 Years | 15 Years | 18 Years | ||||||||
β | 95% CI | β | 95% CI | β | 95% CI | β | 95% CI | β | 95% CI | β | 95% CI | β | 95% CI | ||
Maternal prenatal factorsa | |||||||||||||||
Age, years (per 5-year increase) | 1,370 | 0.10 | −1.13, 1.33 | 0.54 | −0.17, 1.24 | 0.19 | −0.24, 0.62 | −0.16 | −0.64, 0.32 | −0.05 | −0.44, 0.35 | 0.07 | −0.47, 0.61 | 0.18 | −0.62, 0.99 |
Prepregnancy BMIb (per 5-unit increase) | 1,370 | 0.02 | −0.99, 1.03 | 0.11 | −0.52, 0.74 | 0.43 | 0.05, 0.82 | 0.76 | 0.32, 1.19 | 0.69 | 0.34, 1.05 | 0.63 | 0.14, 1.11 | 0.56 | −0.15, 1.28 |
Smoking history (vs. having never smoked) | 1,370 | ||||||||||||||
Smoked before pregnancy | 2.35 | −0.16, 4.86 | 1.23 | −0.25, 2.70 | 1.01 | 0.10, 1.92 | 0.79 | −0.25, 1.83 | 0.77 | −0.08, 1.63 | 0.76 | −0.41, 1.92 | 0.74 | −0.99, 2.47 | |
Smoked during pregnancy | 1.41 | −2.26, 5.08 | 1.26 | −0.89, 3.42 | 1.24 | −0.10, 2.59 | 1.22 | −0.40, 2.85 | 1.20 | −0.12, 2.51 | 1.17 | −0.68, 3.03 | 1.15 | −1.65, 3.94 | |
Hypertensive disorders of pregnancy (vs. normal blood pressure) | 1,370 | ||||||||||||||
Gestational hypertension or preeclampsia | 2.74 | −0.53, 6.01 | 0.93 | −1.14, 3.00 | 1.39 | 0.10, 2.67 | 1.84 | 0.34, 3.34 | 1.70 | 0.48, 2.92 | 1.55 | −0.12, 3.23 | 1.41 | −1.09, 3.90 | |
Chronic hypertension | 1.17 | −6.71, 9.04 | −0.92 | −5.78, 3.94 | 0.04 | −2.90, 2.98 | 1.01 | −2.22, 4.23 | 1.34 | −1.42, 4.09 | 1.67 | −2.11, 5.45 | 2.00 | −3.53, 7.53 | |
Glucose tolerance status (vs. normoglycemia) | 1,370 | ||||||||||||||
Isolated hyperglycemia | 1.13 | −2.58, 4.84 | 0.75 | −1.34, 2.85 | 1.34 | 0.04, 2.63 | 1.92 | 0.40, 3.44 | 2.33 | 1.08, 3.58 | 2.74 | 1.01, 4.46 | 3.15 | 0.59, 5.71 | |
Impaired glucose tolerance | 3.59 | −1.95, 9.12 | −1.21 | −4.49, 2.07 | −1.47 | −3.48, 0.54 | −1.72 | −3.98, 0.54 | −1.41 | −3.27, 0.45 | −1.09 | −3.64, 1.45 | −0.78 | −4.54, 2.98 | |
Gestational diabetes | −0.50 | −5.22, 4.22 | 3.16 | 0.28, 6.04 | 1.83 | 0.06, 3.60 | 0.50 | −1.50, 2.50 | 0.39 | −1.24, 2.02 | 0.28 | −1.91, 2.48 | 0.18 | −3.07, 3.42 | |
Child factorsa | |||||||||||||||
Female sex (vs. male) | 1,370 | −2.66 | −4.67, −0.66 | −0.85 | −2.02, 0.32 | −0.29 | −1.01, 0.43 | 0.27 | −0.56, 1.10 | −1.72 | −2.40, −1.04 | −3.71 | −4.65, −2.78 | −5.70 | −7.09, −4.32 |
Race/ethnicity (vs. white) | 1,370 | ||||||||||||||
Black | 0.71 | −2.68, 4.11 | 0.61 | −1.44, 2.66 | 0.54 | −0.68, 1.77 | 0.47 | −0.83, 1.78 | −0.42 | −1.50, 0.66 | −1.32 | −2.78, 0.14 | −2.22 | −4.36, −0.07 | |
Hispanic | −0.17 | −5.61, 5.27 | −0.51 | −3.73, 2.71 | −0.37 | −2.29, 1.55 | −0.23 | −2.35, 1.90 | −0.81 | −2.57, 0.95 | −1.39 | −3.77, 0.99 | −1.97 | −5.47, 1.53 | |
Asian | −3.79 | −8.96, 1.37 | 0.40 | −2.91, 3.71 | −0.49 | −2.52, 1.55 | −1.38 | −3.70, 0.95 | 0.76 | −1.17, 2.69 | 2.90 | 0.15, 5.64 | 5.03 | 0.93, 9.14 | |
Other | 1.14 | −2.19, 4.47 | −0.51 | −2.47, 1.44 | 0.35 | −0.85, 1.55 | 1.21 | −0.15, 2.57 | 0.77 | −0.34, 1.88 | 0.33 | −1.17, 1.83 | −0.11 | −2.33, 2.10 | |
Infant perinatal factorsc | |||||||||||||||
BW-for-GA (per 1-SD increase) | 825 | 0.34 | −1.19, 1.88 | −0.45 | −1.30, 0.41 | −0.65 | −1.16, −0.13 | −0.85 | −1.45, −0.25 | −0.51 | −1.00, −0.02 | −0.17 | −0.82, 0.49 | 0.17 | −0.79, 1.13 |
Neonatal systolic BP (per 10-mm Hg increase) | 825 | 0.71 | −0.71, 2.13 | 1.26 | 0.42, 2.09 | 1.00 | 0.49, 1.51 | 0.75 | 0.17, 1.33 | 0.36 | −0.12, 0.85 | −0.02 | −0.67, 0.63 | −0.40 | −1.35, 0.55 |
Postnatal factorsd | |||||||||||||||
Infant feeding type in first 6 months of life (vs. breast milk only) | 662 | ||||||||||||||
Mixed feeding | −2.18 | −5.68, 1.33 | 1.32 | −0.73, 3.37 | 0.84 | −0.44, 2.11 | 0.35 | −1.21, 1.91 | 0.51 | −0.77, 1.80 | 0.67 | −0.99, 2.34 | 0.83 | −1.58, 3.25 | |
Weaned | −1.96 | −5.47, 1.55 | −0.63 | −2.67, 1.41 | −0.31 | −1.57, 0.94 | 0.01 | −1.48, 1.49 | 0.39 | −0.84, 1.62 | 0.78 | −0.80, 2.37 | 1.17 | −1.11, 3.45 | |
Formula only | −2.51 | −7.42, 2.41 | 1.66 | −1.12, 4.43 | 1.17 | −0.52, 2.85 | 0.68 | −1.30, 2.65 | 2.10 | 0.46, 3.74 | 3.52 | 1.40, 5.64 | 4.94 | 1.88, 7.99 | |
Infancy zBMI gain (per 1-SD increase) | 662 | 1.33 | 0.12, 2.54 | 0.95 | 0.24, 1.67 | 0.67 | 0.23, 1.11 | 0.39 | −0.16, 0.95 | 0.21 | −0.24, 0.66 | 0.03 | −0.57, 0.63 | −0.15 | −1.03, 0.73 |
Abbreviations: BMI, body mass index; BP, blood pressure; BW-for-GA, birth weight for gestational age; CI, confidence interval; SD, standard deviation; zBMI, age- and sex-specific BMI z score.
a Adjusted for type of study visit, maternal and paternal educational level, maternal height, parity, and child height z score.
b Weight (kg)/height (m)2.
c Adjusted for type of study visit, maternal and paternal educational level, maternal height, parity, all prenatal factors, child factors, and height z score.
d Adjusted for type of study visit, maternal and paternal educational level, maternal height, parity, all prenatal and perinatal factors, child factors, and height z score.