Table 4.

Mean and range of individual regression line slope values of blood analyte and oxygen delivery responses vs. central venous pressure and pulse pressure

	Central Venous Pressure		Pulse Pressure
	Slope	Slope Range	Slope	Slope Range
Norepinephrine
LBNP	−27.8	−80.7–0.6	−30.3	−178.1–0.2
BL	−8.7*	−32.7–39.5	−5.1	−42.7–45.0
Epinephrine
LBNP	−13.5	−48.3–0.0	−8.9	−24.9–0.0
BL	−14.5	−36.3 to −1.2	−1.6	−12.1–45.0
Hematocrit
LBNP	−0.22	−0.58–0.07	−0.50	−4.98–0.08
BL	0.24*	−0.33–1.18	0.04*	−1.17–0.73
Hemoglobin
LBNP	−0.07	−0.18–0.05	−0.16	−1.53–0.02
BL	0.08*	−0.17–0.30	−0.02*	−0.45–0.11
Arginine Vasopressin
LBNP	−2.1	−7.8–0.1	−1.0	−3.2–0.2
BL	−4.5	−20.8–0.6	−0.9	−3.6–0.9
Oxygen delivery
LBNP	17.3	−10.6–74.2	1.8	−91.4–27.8
BL	38.5	−25.8–137.3	10.2	−142.8–58.2

^*Different from LBNP, P < 0.05.