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Table 1 Parameters values for the simulation scenarios

From: Binomial outcomes in dataset with some clusters of size two: can the dependence of twins be accounted for? A simulation study comparing the reliability of statistical methods based on a dataset of preterm infants

Outcome

Dependent variables

 

death

intercept

bweight (g)

sex (male)

gest. age (w)

Apgar

Variance*

ICC

4 var.

10.70

-0.004

0.410

-0.039

-0.212

0.48

0.13

2 var.

3.037

-0.006

0.598

  

0.79

0.20

O 2 dep

intercept

bweight (g)

sex (male)

gest. age (w)

smoking

Variance*

ICC

4 var.

14.7

-0.0045

0.954

-0.058

0.654

2.80

0.47

2 var.

5.315

-0.006

1.001

  

2.95

0.48

  1. *Random intercept, these values are given for information only, they were not used for the simulations
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BMC Medical Research Methodology

ISSN: 1471-2288

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