Table 5

CTI dependency on biometric data. Dependency of P wave and QRS (determined ≤ 7 days before birth) on birth weight, crown-heel length and head circumference at birth

N

r2

intercept

slope

p


birth weight (g)

P wave

15

0.01

64.6

0.0010

0.768

QRS complex

15

0.08

43.7

0.0029

0.198

crown-heel length (cm)

P wave

14

0.06

98.5

-0.589

0.303

QRS complex

14

0.08

27.7

0.490

0.143

head circumference (cm)

P wave

14

0.16

10.9

1.63

0.113

QRS complex

14

0.27

-2.0

1.57

0.067


van Leeuwen et al. BMC Pregnancy and Childbirth 2004 4:6   doi:10.1186/1471-2393-4-6

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