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Table 2 Worst performance values for estimation of within-birth correlation for continuous outcomes

From: Analysis of neonatal clinical trials with twin births

  

Operating characteristic

Randomization

Method

Mean bias

Median bias

Same

LMEM

-0.014

0.019

 

GEE

0.053

0.050

Independent

LMEM

-0.020

0.014

 

GEE

0.047

0.042

Opposite

LMEM

-0.015

0.020

 

GEE

0.060

0.059

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BMC Medical Research Methodology

ISSN: 1471-2288

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