Fig 1.
Schedule of enrolment, interventions, and assessment.
-t0 = recruitment process before the start of the study; -t0/t0 = phase 1; t1 –t4 = 20-minute VR or e-learning training sessions within phase 2; t5 = phase 3; t6 = phase 4; CRF = case report form, VR = virtual reality.
Fig 2.
Flowchart of the study.
Table 1.
Study objectives.
Table 2.
Critical actions.
Table 3.
Protocol deviations.