Relative adrenal insufficiency and hemodynamic status in cardiopulmonary bypass surgery patients. A prospective cohort study

Table 3 Hemodynamic parameters and vasoactive drug requirements between groups.

	No relative adrenal insufficiency (n = 27)	Relative adrenal insufficiency (n = 93)	P
MAP^a (mmHg) 0 hrs	82 ± 11	87 ± 16	0.49
MAP (mmHg) 4 hrs	77 ± 13	81 ± 10	0.26
MAP (mmHg) 24 hrs	83 ± 16	80 ± 10	0.29
SVRI^b (dyn-seconds·cm^-5/m²) 0 hrs	2166 ± 843	2212 ± 750	0.47
SVRI (dyn-seconds·cm^-5/m²) 4 hrs	1744 ± 392	1929 ± 402	0.61
SVRI (dyn-seconds·cm^-5/m²) 24 hrs	1924 ± 782	1766 ± 772	0.39
Systolic Volume index (mL/m²) 4 hrs	36.1 ± 5.6	35.1 ± 4.7	0.74
Mixed venous saturation (%) 4 hrs	70 ± 10	69 ± 9	0.89
Lactic acid (mmol/L) 4 hrs	2.4 ± 0.9	2.3 ± 0.8	0.32
Norepinephrine (mcg/kg/min) 0 hrs	0.03 ± 0.03	0.08 ± 0.08	0.02
Norepinephrine (mcg/kg/min) 4 hrs	0.01 ± 0.02	0.08 ± 0.08	0.01
Norepinephrine hrs	13 ± 25	51 ± 86	0.05

Values are expressed as means and standard deviations. ^aMAP: median arterial pressure. ^bSVRI: systemic vascular resistance index.

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