Table 3.

Description of the critical tasks for the knowledge assessment. Participants were asked questions that assessed their knowledge of critical information.

Question	Success criteria
According to the materials, what environments are appropriate for using StridePlus in?	Participant mentions: Home; Track; YMCA; or flat outside space such as a sidewalk or park Flat and level surfaces Locations where you can walk at least 20 steps in a straight line before turning Not for use on treadmills
According to the materials, what environments are NOT appropriate for using StridePlus in?	Participant mentions: Treadmill Places with icy, steep, wet, or dark terrain Places with obstacles in your path like furniture, many people, traffic, and so on Loud places that will compete with the device audio or interfere with situational awareness
According to the materials, what is the proper way to put on and take off the foot sensors?	Participant mentions: Sitting down, being in a stable position, or asking someone else to put them on
According to the materials, what footwear should you use with this system?	Participant mentions: Well-fitted, supportive, OR recommended by a physician Additional acceptable answers include lace-up or Velcro-strap style sneakers. Avoiding wearing flip-flops, slippers, clogs, and any slip-on style shoe