Table 2.

Vasodilatation responses to phentolamine

	Diabetic		Nondiabetic		p values
	%VD	logEC50	%VD	logEC50
IMA	95.12 ± 5.69	−6.464	109.91 ± 11.65	−6.063	0.717
RA	85.8 ± 7.33	−6.261	91 ± 6.99	−6.261	0.862
SV	63.06 ± 4.72	−5.994	70.18 ± 6.03	−2.816	8.890

%VD: percent vasodilatation; IMA: internal mammarian artery; RA: radial artery; SV: saphenous vein