Fig 1.
Schematic example of 2nd order factor and bi-factor model: G = general factor, F = group factor.
Table 1.
Modelling fitting indices for model with different 1st order and bi-factor structures.
Table 2.
Modelling fitting indices for various models with equal loading across measurement time.
Table 3.
Factor loading of best fitted model.
Table 4.
Fitting indices of ME/I across measurement time.
Table 5.
Factor loading for HDRS6 subscale.
Table 6.
Fitting indices of ME/I across measurement time, HDRS6 subscale.