A H DeCherney
Hormone receptors and sexuality in the human female
Journal of women's health & gender-based medicine
perceived control important concept understanding adjustment chronic conditions parkinsons generic measures used measure construct parkinsons parkinsonsspecific scale currently exists study outlines initial development validation freetouse scale parkinsons uk scale perceived control puksopc focus groups used create items new scale potential items subject screening readability coherence people affected condition left 49 items completed along measures 231 people parkinsons exploratory factor analysis created 15item scale five distinct subscales initial structure tested using confirmatory factor analysis 2032 people parkinsons structural equation modelling confirmed acceptability total scale subscale structures final scale concluded psychometrically robust measure perceived control good face validity evidence convergent criterion concurrent divergent validity good testretest reliability internally coherent demonstrably solid factor structure testing would useful assess scales predictive ability currently considered robust enough widespread use puksopc appropriate scale provide comprehensive measure perceived control preferable single item nonvalidated measures provide evidence perceptions control across number domains important measurement construct