highly significantp < 0.005
Correlations between symptom scores in the different years were moderate to high and highly significant in all cases (values between 0.367 and 0.839, p < 0.005 in all comparisons; Supplementary Table S2 ).
Correlations between symptom scores in the different years were moderate to high and highly significant in all cases (values between 0.367 and 0.839, p < 0.005 in all comparisons; Supplementary Table S2 ).
In any case, the percentage of the variance explained for the different evaluation dates showed an increasing trend with time (from 33% to 56%).