Table 1.

Estimates of current CTCA provision, provision required for full implementation of updated NICE guidelines, and increases in provision required across the UK as a whole and each devolved nation

Geographical location	Population (100 000)	Current provision	Provision required	Increase required
		CTCAs per 100 000 population per year	CTCAs per 100 000 population per year	CTCAs per 100 000 population per year	Multiple of current provision
UK	641.8	66 (n=42 340)	545 (n=350 000)	479 (n=307 660)	8.3
England	541.0	70 (n=37 740)	545 (n=295 030)	475 (n=257 290)	7.8
Scotland	52.5	42 (n=2199)	545 (n=28 630)	503 (n=26 341)	13.0
Wales	29.8	28 (n=820)	545 (n=16 251)	517 (n=15 431)	19.5
Northern Ireland	18.5	86 (n=1580)	545 (n=10 089)	459 (n=8509)	6.3

CTCA, CT coronary angiography; NICE, National Institute for Health and Care Excellence.