The material is organized thematically, with items grouped according to function rather than by geography, which makes for some intriguing juxtapositions.
It is a self-assessment scale, consisting on 14 items grouped into two subscales: anxiety and depression.
It consists of 19 items grouped into seven equally weighted component scores, with higher scores indicating poorer sleep quality.
In this study, 501 athletes participated, a confirmatory factor analysis showed an acceptable ft to data for the final questionnaire, consisting of 23 items grouped into three subscales.
The STARD checklist began to develop in 1999, being published in 2003, it includes 25 items grouped into five domains (title / abstract / keywords, introduction, methods, results, discussion).
All items grouped onto their anticipated factors.
It consists of 18 items grouped in eight dimensions.
KSP consists of 135 items grouped into 15 subscales.
It consisted of 34 questions or items grouped into four topics.
SF-36 comprises 35 items grouped into eight scales and one question concerning changes in health.
