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Table 4 Formal Usability Testing: Survey Questions and Responses

From: DADOS-Survey: an open-source application for CHERRIES-compliant Web surveys

DADOS-Survey speed is excellent. Strongly disagree 0/10
  Disagree 0/10
  Neutral 0/10
  Agree 0/10
  Strongly agree 10/10
DADOS-Survey is extremely easy to learn Strongly disagree 0/10
  Disagree 0/10
  Neutral 1/10
  Agree 3/10
  Strongly agree 6/10
DADOS-Survey is extremely easy to use Strongly disagree 0/10
  Disagree 0/10
  Neutral 0/10
  Agree 1/10
  Strongly agree 9/10
It is very easy to understand all functionality available within DADOS-Survey (e.g., download files, upload files, etc) Strongly disagree 0/10
  Disagree 0/10
  Neutral 0/10
  Agree 3/10
  Strongly agree 7/10
The navigation in DADOS-Survey is highly intuitive Strongly disagree 0/10
  Disagree 0/10
  Neutral 1/10
  Agree 2/10
  Strongly agree 7/10