SDM   Seed-based d Mapping
formerly "Signed Differential Mapping"
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Study description

About

Definition: VBM in individuals with OCD
 
Publication: Soriano-Mas 2007See details
 
Main sample: Individuals with OCD (2nd sample)See details
 
Comparison sample: Healthy individuals (2nd sample)See details
 

General description

Smoothing kernel: 4 mm Source: Methods
 
Statistics: Parametric Source: Personal communication
 
Cluster-based: No Source: Methods
 
Selected correction: One or more corrected coordinates Source: Personal communication
 
Standard space: Montreal Neurological Institute Source: Personal communication
 
Peak coordinates:
5,42,36,n
29,-14,45,n
 Source: Personal communication

Additional description for MRI

Magnetic flux density: 1.5 teslas Source: Methods
 
Slice thickness: 2.5 mm Source: Methods
 

Additional description for VBM

Modulation: Yes Source: Methods
 
Whole brain volume control: Partial normalization to global gray or white matter Source: Personal communication