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Health and Quality of Life Outcomes
Open Access
Research
Development and validation of the Brazilian version of the
Attitudes to Aging Questionnaire ... values analysis, item and subscales correlations
and internal reliability analyses. Exploratory and Con-
firmatory Factor analysis were perform...
... Access
Research
Development and validation of the Brazilian version of the
Attitudes to Aging Questionnaire (AAQ): An example of merging
classical psychometric theory and the Rasch measurement model
Eduardo Chachamovich*
1,2
, ... thresh-
olds and differential item functioning.
The present paper aims to illustrate the potential combi...
... analysis and interpretation and manuscript preparation. DMB was the
main contributor to the data analysis and interpretation and contributed to
the manuscript preparation. All authors read and approved ... Mountlake
Terrace, Washington 98043, USA.
Authors’ contributions
MB was the lead contributor to the study design, instrument development
and manuscript prepara...
... contributed to the writ-
ing of the manuscript. JB designed and managed the valu-
ation survey, analysed and reported on the valuation data
and contributed to the writing of the manuscript. All
authors ... and managed the valuation survey, conducted
analysis and reported on the valuation exercise. *DM ran
the analysis to identify items for the valuation...
... catego-
ries, and then reorganized into a pool of items. These
items were discussed by a combined group of experts and
patients to test their comprehensiveness and acceptability,
and later encoded.
Item ... by the fol-
low-up of a prospective cohort to study the sensitivity to
change and the clinically significant threshold. In the
future, we plan to validate...
... conceptualisation and design of
the original web-based survey. FJS, SES and FP assessed
the quality of the data collected and participated in the
design of the validation study and the development of the
statistical ... mean
scores of the insulin-treated patients are on three of the
four positive items (3, 8 and 17) pertaining to improved
Table 2:...
... and coordination of the
study and helped to draft the manuscript. RD participated
in the design and coordination of the study. XL contrib-
uted statistical analysis and helped to draft the manu-
script. ... participated; the participant was
required to be the primary caregiver of the child, and had
to be willing to participate throughout the course...
... for the EDSIS as they assess general
aspects of caregiving and psychological morbidity. The
analyses in the validation described below was used the
final version of EDSIS.
The development of the ... number of specialist serv-
ices and via the magazine of the main voluntary user and
carer organisation and the generalisability of these results
are unc...
... Greek-language
version of the Manchester Foot Pain and Disability Index
and to assess its psychometric properties. Compared to
other languages, Greek does not have any significant vari-
ations in the ... podiatrists
and one foot and ankle surgeon) and two Greek-speaking
linguistic experts independently translated the MFPDI
into Greek. Three of the bilingual exper...
... concurrent validity. The r-scores for
samples 1 and 2 respectively were .72 and .82 for anxiety;
.59 and .75 for depression, and .61 and .61.
Lastly, we computed means for men and women and each
subscale ... respond to the diagnosis and this may be partly
explained by the nature and quality of support that
patients have, individual coping skills and by the mean...