Analysis of weight loss after bariatric surgery using mixed-effects linear modeling.

@article{Dallal2009AnalysisOW,
  title={Analysis of weight loss after bariatric surgery using mixed-effects linear modeling.},
  author={Ramsey M. Dallal and Brian B Quebbemann and Lacy H Hunt and Leonard Edward Braitman},
  journal={Obesity surgery},
  year={2009},
  volume={19 6},
  pages={732-7}
}
BACKGROUND The standard analysis of bariatric surgery weight outcomes data (using t tests) is well known. However, these uncontrolled comparisons may yield misleading results and limit the range of research questions. The aim of the study was to develop a valid approach to the longitudinal analysis of weight loss outcomes after bariatric surgery using… CONTINUE READING