Adaptive Visual Analog Scales (AVAS): a modifiable software program for the creation, administration, and scoring of visual analog scales.

@article{MarshRichard2009AdaptiveVA,
  title={Adaptive Visual Analog Scales (AVAS): a modifiable software program for the creation, administration, and scoring of visual analog scales.},
  author={Dawn M. Marsh-Richard and Erin S Hatzis and Charles W Mathias and Nicholas Venditti and Donald M. Dougherty},
  journal={Behavior research methods},
  year={2009},
  volume={41 1},
  pages={99-106}
}
The Adaptive Visual Analog Scales is a freely available computer software package designed to be a flexible tool for the creation, administration, and automated scoring of both continuous and discrete visual analog scale formats. The continuous format is a series of individual items that are rated along a solid line and scored as a percentage of distance from one of the two anchors of the rating line. The discrete format is a series of individual items that use a specific number of ordinal… CONTINUE READING