Skip to main content

Table 4 Evaluation of the applied Mixed Reality (MR) system using the standardized system usability scale (SUS)

From: Mixed reality for teaching catheter placement to medical students: a randomized single-blinded, prospective trial

  Strongly disagree Disagree Neutral Agree Strongly agree Average point value awarded
I’d like to use this system frequently 16,9% 25,4% 30,5% 20,3% 6,8% 2.9/5
I found the system unnecessarily complex. 15,3% 37,3% 20,3% 20,3% 6,8% 2.6/5
I found the system easy to use. 11,9% 27,1% 28,8% 25,4% 6,8% 3.1/5
I think I’d need support from a technician to be able to use this system 23,7% 27,1% 20,3% 13,6% 15,3% 2.7/5
I found the various functions in this system well integrated 8,5% 23,7% 35,6% 25,4% 6,8% 3/5
I thought this system was full of inconsistencies.. 15,3% 33,9% 27,1% 18,6% 5,1% 2.6/5
I imagine most people could learn to use this system very quickly. 8,5% 11,9% 32,2% 25,4% 22,0% 3.5/5
I found the system very cumbersome to use. 11,9% 32,2% 22,0% 27,1% 6,8% 2.9/5
I felt very confident using the system. 10,2% 23,7% 37,3% 20,3% 8,5% 3.1/5
I had to learn a lot of before I could begin to use this system. 33,9% 35,6% 20,3% 6,8% 3,4% 2.1/5