Glutathione Transferase P1 Polymorphism Might Be a Risk Determinant in Heart Failure

Table 1

Selected characteristics of patients with HF and controls.

	Controls	HF	IDC	CAD
^a
Gender^b
Females (%)	90 (33)	51 (26)	15 (18)	36 (33)
Males (%)	184 (67)	143 (74)	70 (82)	73 (67)
Diabetes^b
Yes ( (%))	25 (9)	66 (35)	25 (30)	41 (38)
No ( (%))	249 (91)	123 (65)	57 (70)	66 (62)
Hypertension^b
Yes ( (%))	67 (26)	82 (52)	16 (19)	68 (78)
No ( (%))	191 (74)	77 (48)	69 (81)	19 (22)
Smoking status^b
Smokers ( (%))	138 (52)	99 (57)	42 (51)	57 (61)
Nonsmokers ( (%))	126 (48)	76 (43)	40 (49)	36 (39)
NYHA
II		124 (64)	54 (64)	71 (65)
III		48 (25)	20 (24)	28 (26)
IV		18 (9)	8 (9)	10 (9)

HF: heart failure; IDC: idiopathic dilated cardiomyopathy; CAD: coronary artery disease; SD: standard deviation; NYHA: New York Heart Association functional classification of heart failure. ^aStudent’s -test; ^b test; statistically significant in comparison to controls ().