Table 1 Odds of indicators of placental insufficiency after univariate logistic regression, per centile decrease in EFW or AC between 20 and 36 weeks, and 20–28 weeks, compared to previously published odds per centile decrease in EFW or AC between 28 and 36 weeks [11]

EFW

1.025

(1.009–1.040)

0.001

1.013

(0.996–1.031)

0.13

1.024

(1.005–1.042)

0.01

AC

1.014

(0.999–1.028)

0.07

1.005

(0.989–1.022)

0.52

1.015

(0.997–1.032)

0.10

EFW

1.027

(1.009–1.045)

0.002

1.017

(0.996–1.038)

0.11

1.024

(1.003–1.045)

0.02

AC

1.031

(1.013–1.048)

0.0005

1.021

(1.002–1.041)

0.03

1.022

(1.002–1.041)

0.03

EFW

1.016

(0.991–1.041)

0.22

0.995

(0.968–1.023)

0.74

1.033

(1.001–1.067)

0.047

AC

1.028

(1.001–1.056)

0.04

1.005

(0.980–1.030)

0.70

1.036

(1.005–1.068)

0.02