Table 2.

Symptoms reported by subjects with CHD.

	Positive responses	OR (95% Cl)	Age adjusted OR (95% Cl)
No Surgery	2/10 (20%)	1	1
Any surgery (n = 48)	30/48 (63%)	6.67 (1.27–34.9) P = .032	4.88 (.877–27.1) P = .070
High TREC (n = 31)	18/31 (58%)	5.54 (1.01–30.5) P = .067	4.09 (.069–24.5) P = .122
Low TREC (n = 17)	12/17 (71%)	9.60 (1.48–62.1) P = .018	8.47 (1.12–64.3) P = .039