Table 2.

Overview of data collection techniques, time line and participants

	Time Point 1	Time Point 2	Time Point 3
Young adults' Interviews	n = 10	n = 10 (two withdrew, but a further 2 participated)	n = 8 (one was unwell; one was not contactable)
Significant Others' Interviews	Nomination of family members and professionals by young adults, for data collection at time points 2 and 3	Family members, n = 10 Health/social care staffa, n = 10 Medical staff, n = 2	Family members, n = 4 Health/social care staff, n = 4

^aincludes one professional nominated by two YAs