Factor analysis
In the current study, factor analysis did not show the 3 factors
structure (EF, RF, GSS) as determined in the index study. For GSS
subscale, item 4 and item 14 related with the bowel
symptoms were distinguished from the item 2 ‘dietary changes’ anditem 26 ‘skin symptoms . In RF subscale, item 11 ‘run out of
medications’ and item 16 ‘as contagious’ , item 6 ‘cough’and item 25 ‘limitation of leisure activity’ were distinguished
from the other items in the RF dimension.