Fig. 3
From: Multimodal immersive trail making-virtual reality paradigm to study cognitive-motor interactions
Translation of pencil-and-paper CTT to HMD-based VR format. In the three-dimensional VR-based HMD-CTT (HTC-Vive, projection resolution 2160X1200 lines), the participant completes the task while standing and wearing a VR headset. S/he holds a VR controller in his/her dominant hand to move the (red ball) avatar to sequentially connect numbered balls distributed throughout the virtual space visible in the headset. (Trails A shown.)