Michael Stellefson|Samantha R. Paige|Julia M. Alber|Beth H. Chaney|Don Chaney|Avery Apperson|Arjun Mohan
Association Between Health Literacy, Electronic Health Literacy, Disease-Specific Knowledge, and Health-Related Quality of Life Among Adults With Chronic Obstructive Pulmonary Disease: Cross-Sectional Study
East Carolina University|University of Florida|California Polytechnic State University|East Carolina University|East Carolina University|East Carolina University|East Carolina University
background despite relatively high prevalence low health literacy among individuals living chronic obstructive pulmonary disease copd limited empirical attention paid cognitive health literacyrelated skills uniquely influence patients healthrelated quality life hrqol outcomes objectivethe aim study examine health literacy electronic health ehealth literacy copd knowledge associated generic lungspecific hrqol people living copdmethods adults copd foundations national research registry n174 completed crosssectional webbased survey assessed sociodemographic characteristics comorbidity status copd knowledge health literacy ehealth literacy genericlungspecific hrqolhierarchical linear regression models tested examine roles health literacy ehealth literacy generic model 1 lungspecific model 2 hrqol accounting socioeconomic comorbidity covariatesspearman rank correlations examined associations ordinal hrqol items statistically significant hierarchical predictor variablesresults adjusting confounding factors health literacy ehealth literacy copd knowledge accounted additional 9 variance generic hrqol total adjusted r 2 21 f 9164 609 p001health literacy b08se 002 95 ci 004012was predictor positively associated generic hrqol p001adding health literacy ehealth literacy copd knowledge predictors explained additional 740 variance lungspecific hrqol total adjusted r 2 264f 8161 859 p001following adjustment covariates health literacy b263se 084 95 ci 096429p001 ehealth literacy b141se 067 95 ci 009273p001 positively associated lungspecific hrqolhealth literacy positively associated lungspecific hrqol indicators ie cough frequency chest tightness activity limitation home confidence leaving home sleep quality energy level whereas ehealth literacy positively associated 5 8 60 lungspecific hrqol indicatorsupon controlling confounders copd knowledge b56se 029 95 ci 122 0004 p05 inversely associated lungspecific hrqol