Toshiharu Mitsuhashi
Effects of two-week e-learning on eHealth literacy: a randomized controlled trial of Japanese Internet users
Okayama University Hospital
background internet widely used source information people searching medical healthcare information however information found internet several drawbacks ability consume accurate health information internet ehealth literacy increasingly important studys goal clarify extent ehealth literacy improved elearning randomized controlled trial methods data collected 301 japanese adults online survey participants assigned intervention elearning ehealth literacy group control group 11 ratio intervention group included 148 participants 153 participants control group participants provided information baseline demographic characteristics selfrated health frequency internet searching ehealth literacy scale eheals main measure ehealth literacy data secondary outcomes healthy eating literacy scale skill evaluating retrieved search results obtained baseline followup score difference calculated subtracting score baseline score followup linear regression analysis multinomial regression analysis performed using differences score dependent variables intervention explanatory variable intentiontotreat analysis employed results results participants responded questions times analyzed 134 intervention group 148 control group eheals increased 157 points due intervention effect score change 157 95 ci 009305 p 0037 skills evaluating retrieved search results improved intervention group control group relative risk ratio 247 95 confidence interval 133 459 p 0004 large differences baseline intervention control groups eheals healthy eating literacy scale skill evaluating retrieved search results however followup intervention group improved control group eheals skill evaluating retrieved search results discussion ehealth literacy improved elearning evidenced change eheals scores increased skill evaluating retrieved search results significant effect elearning include content healthy eating healthy eating literacy scale scores indicates scores increase much due effects elearning sometimes seen hawthorne effect although statistically significant effect size small therefore future research necessary verify clinical implications sum study suggests elearning effective way improve ehealth literacy