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Table 4 Effect of the different stress dimensions on the longitudinal BMI z-score development in preschool children

From: Early maternal perceived stress and children’s BMI: longitudinal impact and influencing factors

 

β estimatea

95% CI

p-valueb

QICc

Entire cohort (n = 491)

 Worries

0.14

0.01 – 0.27

0.039

2051.99

 Tension

0.19

0.07 – 0.31

0.003

2041.97

 Lack of Joy

0.15

0.04 – 0.27

0.009

2045.80

 Demands

0.19

0.05 – 0.33

0.006

2048.45

Girls only (n = 241)

 Worries

0.24

0.06 – 0.41

0.009

1005.93

 Tension

0.22

0.05 – 0.39

0.014

1013.26

 Lack of Joy

0.23

0.08 – 0.38

0.002

1003.31

 Demands

0.24

0.05 – 0.43

0.012

1012.31

Boys only (n = 250)

 Worries

-0.01

-0.18 – 0.18

0.963

1056.08

 Tension

0.13

-0.03 – 0.29

0.108

1048.00

 Lack of Joy

0.06

-0.11 – 0.23

0.503

1054.36

 Demands

0.11

-0.08 – 0.31

0.247

1053.93

  1. aEstimates derived from general estimation equations (GEE) for BMI z-scores (birth to age 5) as dependent variable, adjusted for gestational week at delivery, mode of delivery, pregnancy cotinine levels and breastfeeding duration
  2. bBonferroni adjusted significance level, p ≤ 0.0125
  3. cQuasi- Akaike Information Criterion QIC for model selection