Table 1:

Comparison of Demographic and Exercise Testing Procedural and Physiological Data Between Study Groups

	Study Groups			P valuesa
	Unoperated AAORCA	Operated AAORCA	Controls	Unoperated vs Control	Operated vs Control	Unoperated vs Operated
Mean Age, y (SD)	13.48	14.58	14.55	0.44	0.97	0.52
	(5.45)	(2.94)	(2.16)
Male, %	71	75	64	0.70	0.67	0.37
Mean duration of exercise, min (SD)	11.7	13.0	12.8	0.22	0.91	0.30
	(2.98)	(3.88)	(1.78)
Mean METS at peak exercise (SD)	11.90	13.33	13	0.14	0.76	0.17
	(2.47)	(3.39)	(1.41)
Mean % predicted max HR achieved (SD)	90.33	89.83	90.11	0.93	0.91	0.82
	(6.64)	(4.41)	(5.82)
Mean % predicted max HR at post exercise strain assessment (SD)	54.95	43.58	59.11	0.35	0.005	<0.001
	(6.93)	(2.50)	(12.05)

Abbreviations: AAORCA, anomalous aortic origin of the right coronary artery; HR, heart rate; METS, metabolic equivalent of task.

^aBased on two-sided Student’s t-test.