Capítulo 6. Resultados y análisis
6.2. Objetivo específico N
6.3.1. Diarios de campo
Covariate Description
1 xMental HRF convolved with mentalizing task
2 xRandom HRF convolved with random task
3 zIntercept Intercept
4 z dxMentaldt Derivative of ‘xMental’ with respect to time-delay parameter
5 z dxMentaldd Derivative of ‘xMental’ with respect to dispersion parameter
6 z dxRandomdt Derivative of ‘xRandom’ with respect to time-delay parameter
7 z dxRandomdd Derivative of ‘xRandom’ with respect to dispersion parameter
8 zSession Indicator variable for session
9 zBasis1 sess1 First basis for the piece-wise linear spline indicating the time in seconds
corresponding to each fMRI volume from the first session
(from 0 to 197 seconds) and equal to zero during the second session
10 zBasis2 sess1 Second basis corresponding to a knot at 49 seconds, equal to zero
after 197 seconds
11 zBasis3 sess1 Third basis with knot at 99 seconds, equal to zero after 197 seconds
12 zBasis4 sess1 Fourth basis with knot at 148 seconds, equal to zero after 197 seconds
13 zBasis1 sess2 First basis for session 2 equal to zero during the first session and counting
from zero starting from the 275th time point
14 zBasis2 sess2 Second basis for session two
15 zBasis3 sess2 Third basis for session two
16 zBasis4 sess2 Fourth basis for session two
17 zTransX sess1 Subject-specific motion parameter from affine registration
of first session: shift in x-coordinate
18 zTransY sess1 Subject-specific motion parameter from affine registration
of first session: shift in y-coordinate
19 zTransZ sess1 Subject-specific motion parameter from affine registration
of first session: shift in z-coordinate
20 zRotX sess1 Subject-specific motion parameter from affine registration
of first session: rotation in x-coordinate
21 zRotY sess1 : rotation in y-coordinate
22 zRotZ sess1 : rotation in z-coordinate
23 zTransX sess2 Subject-specific motion parameter from affine registration
of second session: shift in x-coordinate
24 zTransY sess2 : shift in y-coordinate
25 zTransZ sess2 : shift in z-coordinate
26 zRotX sess2 : rotation in x-coordinate
27 zRotY sess2 : rotation in y-coordinate
28 zRotZ sess2 : rotation in z-coordinate
Table C.2: Covariates included in the HCP ToM analysis. Note that ‘xMental’ and ‘xRandom’ are the covariates of interest (composing X) and the others are nuisance covariates (composing Z).
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