Hi Rayana,
in addition to Tren's comments, it also depends on the fMRI design you
are using. For block designs, it is much less critical, see Sladky et
al., NeuroImage 2011.
Cheers,
Marko
Rayana Braich wrote:
> Dear SPM Community,
>
> I am a beginner with SPM and after watching the video tutorials on the
> SPM website, Dr. John Ashburner has mentioned that slice timing is still
> controversial and that it can be risky. In SPM8, what are the problems
> with slice timing and how can it affect my data (both positively and
> negatively). Also, is it a good idea to just skip this step and start
> preprocessing with realignment?
>
> Has anyone tried both methods and noticed a difference in the data results?
>
> Any help is appreciated.
>
> Thank you,
> Rayana
--
____________________________________________________
PD Dr. med. Marko Wilke
Facharzt für Kinder- und Jugendmedizin
Leiter, Experimentelle Pädiatrische Neurobildgebung
Universitäts-Kinderklinik
Abt. III (Neuropädiatrie)
Marko Wilke, MD, PhD
Pediatrician
Head, Experimental Pediatric Neuroimaging
University Children's Hospital
Dept. III (Pediatric Neurology)
Hoppe-Seyler-Str. 1
D - 72076 Tübingen, Germany
Tel. +49 7071 29-83416
Fax +49 7071 29-5473
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http://www.medizin.uni-tuebingen.de/kinder/epn/
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