Table 2.

Comparison of stages of the standard NGT and vNGT

	Original nominal group technique	Virtual nominal group technique
Introductions	Completed face to face	Completed virtually through an online video meeting
Silent idea generation	Completed individually	Completed individually
Round robin	Completed face to face by a facilitator writing ideas on a white board or flip chart, or participants writing their ideas on post-its and placing them on a board.	Completed virtually through an online video meeting. A transcriber writing the ideas on a virtual shared document.
Clarification	Completed face to face	Completed virtually through an online video meeting.
Individual scoring	Completed individually at the end of the meeting	Completed individually virtually using an online voting platform within 72 h of the meeting.