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. Author manuscript; available in PMC: 2010 May 1.
Published in final edited form as: J Nucl Cardiol. 2009 Feb 11;16(3):411–421. doi: 10.1007/s12350-009-9051-7

Table 1. Hemodynamics.

AS: Phenylephrine AS: Dobutamine 2-way ANOVA
FAST (n=6) IL (n=6) HIEG+IL (n=6) FAST (n=4) HIEG (n=4)
BL vs. AS Intervention Interaction
HR bpm BL 96 ± 28 103 ± 17 125 ± 20* 77 ± 15 92 ± 13 P < 0.0001 P = 0.06 P < 0.001
AS 92 ± 18* 112 ± 18 134 ± 19 149 ± 29 134 ± 55
SBP mm Hg BL 90 ± 13 79 ± 12 83 ± 11 101 ± 14 103 ± 21** P < 0.0001 P < 0.05 NS
AS 136 ± 31 102 ± 24 112 ± 24 117 ± 6 142 ± 11**
DBP mm Hg BL 55 ± 8 49 ± 10 44 ± 10* 62 ± 9 60 ± 15 P < 0.0001 NS P < 0.05
AS 85 ± 24 61 ± 17 63 ± 22 58 ± 9 77 ± 11
RPP SBP*HR BL 8,601 ± 2,759 7,593 ± 1,744 10,461 ± 2,764 7,837 ± 2,669 9,201 ± 498 P < 0.0001 NS NS
AS 11,798 ± 5,101 11,128 ± 2,052 14,590 ± 4,081 17,462 ± 4,299 18,685 ± 7,382

AS – adrenergic stimulation; BL – baseline; FAST – fasted; IL – Intralipid; HIEG – hyperinsulinemic-euglycemic clamp; HR - heart rate; SBP – systolic blood pressure; DBP – diastolic blood pressure; RPP - rate pressure product.

*

P < 0.05 vs. FAST in dobutamine study;

**

P < 0.05 vs. IL;

NS – not significant.