Table S7 Coding systems information (SNOMED)

	Is SNOMED used?						Version
	Yes		No		Don’t Know		CT		RT		No Data
	n	%	n	%	n	%	n	%	n	%	n	%
Primary care	3	10	24	83	2	7	1	33	1	33	1	34
Cancer registry	2	13	11	73	2	14	1	33	1	33	1	34
Genetic ‘Biobank’	2	18	7	64	2	18	2	67	1	33	0	0
Total	7	13	42	76	6	11	4	44	3	33	2	23