TABLE 1.

Panellists' professional experience.

Characteristics	e‐Delphi round 1	e‐Delphi round 2	e‐Delphi round 3
	(n = 30)	(n = 25)	(n = 24)
Professional background
Medical	28 (93%)	23 (92%)	22 (92%)
Clinical scientist	2 (7%)	2 (8%)	2 (8%)
Years of working with people with A‐T
3–4 years	4 (13%)	4 (16%)	4 (17%)
5–9 years	5 (17%)	4 (16%)	4 (17%)
10 or more years	21 (70%)	17 (68%)	16 (67%)
Age group of people with A‐T they work with
Children	11 (37%)	8 (32%)	7 (29%)
Adult	2 (7%)	2 (8%)	2 (8%)
Both children and adult	17 (57%)	15 (60%)	15 (63%)

Note: Percentages shown are calculated relative to the number of experts participating in each round.