Acoustic cardiography to improve detection of coronary artery disease with stress testing

Table 3 Extent of angiographic CAD

	All (n = 34)	S4 at Max HR (n = 18)	ST depression (n = 10)	S4 or ST depression (n = 23)
Left main artery	2 (6)	1 (6)	1 (10)	2 (9)
Left anterior descending	24 (71)	15 (83)	8 (80)	20 (87)
Right circumflex artery	17 (50)	10 (56)	7 (70)	13 (57)
Right coronary artery	24 (71)	10 (56)	6 (60)	13 (57)
One-vessel disease	13 (38)	7 (39)	3 (30)	8 (35)
Two-vessel disease	10 (29)	5 (28)	2 (20)	6 (26)
Three-vessel disease	11 (32)	6 (33)	5 (50)	9 (39)
Invasive ejection fraction (%)	65 ± 11	67 ± 11	70 ± 12	67 ± 11
Invasive LVEDP (mmHg)	15 ± 8	18 ± 9	11 ± 8	15 ± 9

Values are given either as mean ± SD for continuous parameters or as n (percentage) for dichotomous variables.