SUPPLEMENTAL TABLE 3 (ONLINE). UNIVARIATE CORRELATES OF GROWTH OF ELBW GIRLS

GIRLS / WEIGHT Z SCORE / BMI Z SCORE / OBESITY
Birth / Term / 8 months / 20 months / 8 years / 14 years / 8 years / 14 years / 8 years / 14 years
Sociodemographic
Z-SES / 0.02 / -0.02 / 0.05 / 0.03 / -0.05 / -0.08 / -0.03 / -0.09 / -0.04 / -0.10
Maternal education / -0.05 / -0.19 / -0.02 / -0.05 / 0.08 / 0.08 / 0.09 / 0.10 / 0.07 / 0.08
Race / 0.24* / 0.09 / -0.06 / -0.09 / -0.02 / 0.07 / -0.01 / 0.09 / -0.12 / 0.05
Perinatal
Smoking / 0.16 / 0.14 / 0.19 / 0.19 / -0.05 / -0.06 / -0.04 / -0.13 / -0.09 / -0.10
Preeclampsia / -0.45† / -0.24* / -0.13 / -0.11 / 0.02 / -0.10 / -0.02 / -0.10 / 0.12 / 0.05
Antenatal steroids / 0.15 / 0.20 / 0.23 / 0.11 / 0.09 / 0.15 / 0.13 / 0.14 / -0.004 / 0.004
Birth weight z score / 1.0 / 0.51† / 0.38* / 0.10 / -0.10 / -0.03 / -0.05 / -0.09 / -0.27* / -0.21
Birth weight less than -2 SD (SGA) / -0.73† / -0.34** / -0.34 / -0.21 / -0.10 / -0.21 / -0.11 / -0.14 / 0.12 / 0.05
Birth weight <10th percentile / -0.81† / -0.50† / -0.31* / -0.16 / 0.04 / -0.002 / -0.03 / 0.03 / 0.21 / 0.16
Gestational age / -0.68† / -0.31* / 0.06 / 0.09 / 0.16 / 0.11 / 0.14 / 0.06 / 0.25* / 0.18
Multiple birth / -0.05 / 0.07 / 0.16 / 0.09 / 0.08 / 0.15 / 0.06 / 0.14 / -0.07 / -0.007
Neonatal
BPD / 0.15 / 0.28* / -0.08 / -0.15 / -0.19 / -0.08 / -0.15 / -0.02 / -0.21 / -0.12
Steroids for BPD / 0.23 / 0.07 / -0.08 / -0.08 / -0.12 / -0.07 / -0.09 / 0.00 / -0.28 / -0.05
Cerebral abnormality / 0.11 / 0.11 / -0.05 / -0.01 / -0.04 / -0.04 / -0.08 / -0.05 / -0.16 / -0.08
NEC / 0.10 / -0.19 / -0.18 / 0.03 / 0.23 / 0.07 / 0.22 / 0.08 / 0.11 / 0.08
Septicemia / 0.24 / 0.01 / 0.19 / -0.20 / 0.11 / 0.16 / 0.12 / 0.19 / -0.15 / -0.12
Neonatal riska / 0.28* / 0.18 / -0.00 / -0.03 / -0.03 / 0.39 / -0.02 / 0.10 / -0.15 / -0.08
Hyperalimentation / 0.16 / -0.11 / -0.06 / -0.01 / 0.02 / -0.00 / 0.05 / -0.02 / -0.15 / 0.02
Hospitalization (days) / 0.20 / 0.10 / -0.16 / -0.15 / -0.12 / -0.11 / -0.14 / -0.05 / -0.21 / -0.11
14-Year Measures
Puberty / 0.19 / 0.21 / -0.08 / -0.23 / -0.32** / -0.25* / -0.37** / -0.35** / -0.16 / -0.27*
Physical Activity / 0.03 / 0.05 / 0.12 / 0.20 / 0.13 / 0.09 / 0.05 / O.01 / -0.13 / -0.14
Maternal Size
Weight / 0.05 / 0.17 / 0.46† / 0.44† / 0.46† / 0.58† / 0.37** / 0.51† / 0.19 / 0.42†
Height / 0.04 / 0.07 / 0.21 / 0.21 / 0.25* / 0.28* / 0.09 / 0.09 / -0.05 / 0.14
BMI / 0.08 / 0.16 / 0.42† / 0.40† / 0.40† / 0.53† / 0.37** / 0.53† / 0.23 / 0.40c

*p<0.05;**p<0.01;†p<0.001

aNumber of neonatal risk factors

For continuous variables a Pearson correlation co-efficient was used; for binary variables, a Phi coefficient was used.

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