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 |
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Pages (from-to) | 903-904 |
Journal | Journal of the International Neuropsychological Society |
Volume | 13 |
Issue number | 5 |
DOIs | |
Publication status | Published - 1 Jan 2007 |