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. 2021 May 26;8(2):e25787. doi: 10.2196/25787

Table 1.

Expected pros and cons of the three digital forms.

Form type Pros Cons
Single-page form
  • Easy to understand

  • Common form style and meets expectations

  • User can view all questions and input fields expected of them

  • User can predict the work required to complete the form

  • Easy to navigate to all information on a single page

  • High information rate. Busy looking screen with possible clutter

  • User can be distracted by the number of questions required

  • The screen can require more mental workload to interpret

  • Information overloading can result in visual hierarchy issues

Multipage form
  • Deconstructing a task into subtasks reduces cognitive load

  • Less distracting for users

  • User can be guided and focused on a small set of related questions

  • Creates a sense of progression

  • Additional interactions (clicks) to navigate to the different sections

  • Misleads the user into thinking the form is shorter than it is

  • It might take longer to complete

  • User needs to navigate to change answers from a previous form subsection

Chatbot form
  • Easy to use

  • Fewer distractions given only one question is presented per interaction

  • It is akin to everyday human interaction or to being interviewed and hence engenders focus

  • Less cognitive demand

  • It is novel

  • Not a common form style

  • Editing previous input could be cumbersome and require a lot of interactions

  • It seems too playful for formal settings such as medicine

  • Preset sequence to follow