Daniel Lefkowitz, Helga Fontus, James Vermeychuk, Gary Centifonti, Katharine McGreevy
Characterizing Asbestos Hazard Emergency Response Act (AHERA) Compliance in New Jersey: 2008-2017
Journal of public health management and practice : JPHMP
develop medication literacy scale patients hypertension test reliability validity scale initial draft scale formulated based operationalization medication literacy four core elements knowledge attitude skill practice developed procedures literature review interviews hypertensive patients research group discussion expert panel meeting interviews pretest initial draft scale 10 hypertensive patients well two iterations expert feedback used form primary medication literacy scale pilot investigation item selection study 260 patients hypertension changsha city china purposively selected conduct pilot survey using primary medication literacy scale item selection series statistical analysis method item rewording according patients feedback scale revised form formal investigation scale four domains 37 items formal investigation carried 650 patients hypertension selected purposively tertiary general hospital two community health service centers changsha city china reliability validity scale analyzed finally formal scale consists four domains knowledge attitude practice skills 11 subfactors 37 items total scalelevel content validity index scviave scale 0968 icvi item ranged 0833 1000 indicating good acceptable content face validity cronbachs coefficient 0849 overall scale ranged 0744 0783 domains pearsons correlation coefficients domains total scale ranging 0530 0799 besides pearsons correlation coefficient among domains scale ranged 0157 0439 spearmanbrown splithalf reliability coefficient 0893 total scale ranged 0793 0872 domains testretest reliability coefficient total scale 0968 ranged 0880 0959 domains four domains knowledge attitude skill practice identified exploratory factor analysis confirmatory factor analysis domain total explained variation domains overall scale 51420 eleven subfactors domains extracted respective exploratory factor analysis domain total explained variation subfactors belonging domain ranging 56111 64419 confirmatory factor analysis showed fit indices fourdomain model follows 2df2629 gfi0804 agfi0777 rmr0012 ifi0746 rmsea0066 pnfi0599 pcfi0689 indicated acceptable model fit medication literacy scale hypertensive patients good reliability acceptable validity suitable acceptable evaluating medication literacy level hypertension patients china future construct model fit validation english translation appropriate adaptation whole scale required scale validated applied worldwide