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Table 5 Comparing covariance structures for a model with fixed predictors and random effects, Felege Hiwot Referral Hospital, 2010–2014

From: Predictors of CD4 count over time among HIV patients initiated ART in Felege Hiwot Referral Hospital, northwest Ethiopia: multilevel analysis

Covariance structure

−2LL

AIC

BIC

Unstructured

67225.147

67233.155

67259.324

Compound symmetry

67757.63

67763.636

67788.451

AR (1)

67758.375

67767.636

67803.264

  1. −2LL log likelihood, AIC akakie information criteria, BIC Bayesian information criteria
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BMC Research Notes

ISSN: 1756-0500

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