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Table 7 Rotated component matrix

From: DEMQOL and DEMQOL-Proxy: a Rasch analysis

Item In the past week Component
1 2
dem1 Felt cheerful −.123 −.755
dem2 Felt worried or anxious .452 .439
dem3 Felt enjoying life −.099 −.775
dem4 Felt frustrated .452 .486
dem5 Felt confident −.204 −.665
dem6 Felt full of energy −.021 −.750
dem7 Felt sad .389 .587
dem8 Felt lonely .374 .476
dem9 Felt distressed .466 .533
dem10 Felt lively .012 −.757
dem11 Felt irritable .440 .420
dem12 Felt fed-up .357 .651
dem13 Felt there were things you wanted to do but couldn’t .421 .467
dem14 Worried about forgetting what happened recently .651 .190
dem15 Worried about forgetting who people are .648 −.004
dem16 Worried about forgetting what day it is .572 .122
dem17 Worried about thoughts being muddled .724 .140
dem18 Worried about difficulty making decisions .716 .192
dem19 Worried about poor concentration .723 .163
dem20 Worried about not enough company .522 .310
dem21 Worried about how you get on with people close to you .714 .175
dem22 Worried about getting the affection you want .663 .164
dem23 Worried about people not listening to you .681 .191
dem24 Worried about making yourself understood .733 .122
dem25 Worried about getting help when needed .658 .265
dem26 Worried about getting to the toilet in time .462 .183
dem27 Worried about how you feel in yourself .616 .427
dem28 Worried about your overall health .617 .365
  1. Primary loadings with a relatively negligible secondary loading are in bold; the primary loading is at least 3.73 (cotangent 15°) times as large as the secondary loading, therefore can be seen as factor-pure [36]