Balancing Treatment Comparisons in Longitudinal Studies

  • Marcus S
  • Siddique J
  • Ten Have T
 et al. 
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Evaluation of treatment efficacy in psychiatric trials involves a comparison of outcomes for those who receive a treatment versus those who receive a control or comparison treatment. However, if the treatment and comparison groups are not comparable or “balanced,” observed differences in outcomes between treated and comparison groups may be due, in part, to these imbalances. In such settings, estimates of treatment efficacy may be biased unless some adjustments are made to make the groups more comparable

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  • Sue M. Marcus

  • Juned Siddique

  • Thomas R. Ten Have

  • Robert D. Gibbons

  • Elizabeth Stuart

  • Sharon-Lise T. Normand

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