Abstract
A recent discussion in this journal illustrates some recurrentmisunderstandings about the role of covariates in randomized controlledtrials (rcts). This letter aims at clarifying this role and at pointingout a pitfall in spss repeated measures anova. We hope that our commentarywill contribute to a further improvement in the use of advanced statisticsin neuropsychology.
| Original language | English |
|---|---|
| Pages (from-to) | 903-904 |
| Journal | Journal of the International Neuropsychological Society |
| Volume | 13 |
| Issue number | 5 |
| DOIs | |
| Publication status | Published - 1 Jan 2007 |
Cite this
van Breukelen, G. J. P., & van Dijk, K. R. A. (2007). Use of covariates in randomized controlled trials. Journal of the International Neuropsychological Society, 13(5), 903-904. https://doi.org/10.1017/S1355617707071147