Instrument details

Instrument Title

The 30-Day Visual Analog Scale for Medication Adherence

View PDF - VAS_Corless.pdf

Source Article

Corless, I. B., Hoyt, A. J., Tyer-Viola, L., Sefcik, E., Kemppainen, J., Holzemer, W. L., ... & Rivero-Mendez, M. (2017). 90-90-90-Plus: Maintaining adherence to antiretroviral therapies. AIDS patient care and STDs, 31(5), 227-236.

Response Options

Scale of 0% to 100%

Survey Items

Participants are queried about medication use and asked to indicate on a physical scale of 0% to 100% how much of the time in the past 30 days they have taken their medication.

Internal Reliability

Reliability information was not available.

Validity

Convergent validity assessed via examination of association with 13 scales of related constructs or predictors of adherence.

Google Scholar

View article on Google Scholar

Terms Of Use

Individuals may use this information for research or educational purposes only and may not use this information for commercial purposes. When using this instrument, please cite:

Corless, I. B., Hoyt, A. J., Tyer-Viola, L., Sefcik, E., Kemppainen, J., Holzemer, W. L., ... & Rivero-Mendez, M. (2017). 90-90-90-Plus: Maintaining adherence to antiretroviral therapies. AIDS patient care and STDs, 31(5), 227-236.

When presenting results using any survey information you obtained from the SABI, please acknowledge the University of North Carolina at Chapel Hill Center for AIDS Research (CFAR), an NIH funded program P30 AI50410.