Indeed, in high-income countries, 86% of the burden of disease is due to noncommunicable chronic diseases this is a phenomenon that is being replicated in middle- and low-income countries, as the ability to address infectious and parasitic diseases grows. With an increasing life expectancy, a greater proportion of the population is living well into their seventh and eighth decades, resulting in increases in the prevalence of chronic disease and comorbid medical conditions. In 2017, there were 962 million individuals aged 60 years and older by 2050, there will be 2.1 billion, accounting for 1 out of every 5 people. The global population is aging, and as a result, the proportion of older adults is growing rapidly. The e-pill MedTime Station automatic pill dispenser with tipper (71.77, SD 21.98) had significantly more workload than TimerCap ( P=.04), MedGlider ( P=.03), and eNNOVEA ( P=.04). Similarly, MedReady (72.92, SD 18.69) was found to be significantly more work intensive when compared with TimerCap (29.35, SD 20.35 P=.03), e-pill MedGlider home medication management system (28.43, SD 20.80 P=.02), and eNNOVEA (28.65, SD 14.97 P=.03). The most user-friendly products were found to be TimerCap travel size (mean 78.67, SD 15.57 P=.03) and eNNOVEA Weekly Planner with Advanced Auto Reminder (mean 78.13, SD 14.13 P=.049) as compared with MedReady 1700 automated medication dispenser (mean 28.63, SD 21.24). The mean SUS and NASA-TLX raw scores were 52.8 (SD 28.7 range 0-100) and 50.0 (SD 25.7 range 4.2-99.2), respectively, revealing significant variability among the electronic medication adherence products.

Participants were able to complete all steps without assistance 55.3% of the time (103 out of the 186 tests were completed by 39 participants range 0%-100%). Electronic medication adherence products required a mean of 12.7 steps (range 5-20) for the appropriate use and took, on average, 15.19 min to complete the setup tasks (range 1-56).

Automatic pill dispenser