Table 5 Model Fit Summary for the Final Path Analysis.

From: Decreased head circumference at birth associated with maternal tobacco smoke exposure during pregnancy on the Japanese prospective birth cohort study

Index

Criterion for good fit

Mode A

Model B

Model C

Model D

Model E

χ2 (df = 1)

/

1.309

0.075

5.856

12.975

0.676

χ2 p value

 > 0.05

0.252

0.758

0.016

 < 0.001

0.411

CFI

 > 0.95

1.000

1.000

0.990

0.977

1.000

RMSEA

 < 0.05

0.002

 < 0.001

0.008

0.012

 < 0.001

R2 for PWR

/

0.040

0.006

0.005

0.005

0.005

R2 for offsprings’ HC

/

0.029

0.001

0.001

0.001

0.001

  1. Each model is assigned for the Fig. 2 panel with same letter (e.g. Model A is assigned for Fig. 2A).
  2. CFI comparative fit index, HC head circumference, PWR placental weight ratio, RMSEA root mean square error of approximation.
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