Table 1.

Median results for different methods in comparison with intermittent pulmonary thermodilution cardiac output

		Differences with COpa			Calculated 2SD-precision with
		Bias		2SD-precision	2 SDpa = 10%	2 SDpa = 20%	2 SDpa = 30%
Method	Number of observations	l min−1	%	%	%	%	%
Indicator dilution
CCO-Vigilance	3439	0.03	0.55	27	25	18	6
Transpulmonary TD	818	0.43	7.74	21	18	7	0
Transpulmonary LiD	245	−0.03	−0.55	26	23	16	0
Fick
CO2-rebreathing	601	−0.25	−4.35	35	34	29	19
Pulse contour
Modelflow-calibrated	995	0.00	0.00	17	16	0	0
Modelflow-noncalibrated	924	0.31	5.63	31	29	23	7
PiCCOplus	1802	0.04	0.73	32	30	25	10
LiDCOplus	452	0.05	0.91	24	22	13	0
FloTrac-Vigileo	1777	0.25	4.55	41	40	36	29

COpa, cardiac output by intermittent pulmonary thermodilution.