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Table 3 Comparison of four simple linear regression models and a multiple regression model

From: Chest and occipito-frontal circumference measurements in the detection of low birth weight among Nigerian newborns of Igbo ethnicity

Variable

Regression equation

R

R2

SEE

t-value

p-value

CC

W = 190CC - 3204

0.916

0.839

262.12

51.6

<0.01

OFC

W = 232OFC - 4999

0.821

0.674

373.60

32.4

<0.01

Summation

W = 113SUM - 4619

0.912

0.832

268.24

50.2

<0.01

Ratio

W = 8231Ratio - 4720

0.647

0.418

498.99

19.1

<0.01

CC, OFC

W = 154CC + 53OFC - 3815

0.922

0.850

253.58

24.4

<0.01

  1. CC = chest circumference, OFC = Occipito-frontal circumference.