Title: The cost determinants of routine infant immunization services: a meta-regression analysis of six country studies Authors: Nicolas Menzies ([email protected]) Christian Suharlim ([email protected]) Fangli Geng ([email protected]) Zachary Ward ([email protected]) Logan Brenzel ([email protected]) Stephen Resch ([email protected]) Version: 1 Da...

BACKGROUND Small-study effects and time trends have been identified in meta-analyses of randomized trials. We evaluated whether these effects are also present in meta-analyses of diagnostic test accuracy studies. METHODS A systematic search identified test accuracy meta-analyses published between May and September 2012. In each meta-analysis, the strength of the associations between estimated...

Tedeschini E, Levkovitz Y, Iovieno N, et al. Efficacy of antidepressants for late-life depression: a meta-analysis and meta-regression of placebo-controlled randomized trials.J Clin Psychiatry 2011; 72: 1660–8.