Table 1. Errors in RBC mass continuity and volumetric continuity, shown as weighted mean and standard deviation, with weights defined from the reciprocal of the variance for each data set, calculated from the cumulative errors.

	Mass Continuity						Volumetric Continuity
	e 1 (%)		e 2 (%)		e m (%)		e 1 (%)		e 2 (%)		e m (%)
	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Dextran	2.0	2.0	−5.9	2.5	−2.4	2.0	1.5	0.6	1.3	0.6	2.4	0.7
PBS	0.5	2.0	−3.2	1.8	−2.0	2.6	2.0	1.4	2.2	1.3	3.5	1.8