Table 1.

Quality of evidence and strength of recommendations in consensus and evidence based recommendations in American College of Cardiology/American Heart Association guidelines

Strength of recommendations	Quality of evidence
	High	Moderate	Low
Consensus approach (n=200):
Strong	0	0	115 (58)
Moderate	0	0	50 (25)
Weak	0	0	35 (18)
Totals (%)	0	0	200 (100)
Evidence approach (n=1234):
Strong	81 (83)	402 (48)	117 (38)
Moderate	15 (15)	311 (37)	118 (39)
Weak	2 (2)	119 (14)	69 (23)
Totals (%)	98 (100)	832 (100)	304 (100)