Table 1

Additional screening tests and ICDs required in one month to implement NICE guidelines

EPS, electrophysiological study; ICD, implantable cardioverter-defibrillator; MI, myocardial infarction; NICE, National Institute for Clinical Excellence.
Total number of patient contacts screened		1637
Additional screening tests required to identify ICD indications in one month
	Echo	30.4
	Holter	74.5
	EPS	18.8
Additional ICDs required in one month to implement NICE guidance
	Post-MI primary prevention	6.5
	Post-MI secondary prevention	13.5
	Primary arrhythmic condition	1
	Total	21