Table 3.

Relationships between OH, OH/ECW by BCM^® and clinically assessed volume status

Variable	Clinical assessment		P value
	Non-hypervolemia (n = 43)	Hypervolemia (n = 21)
OH			0.060
≤ 0 L (n = 9)	9 (20.9)	0 (0)
> 0 L (n = 55)	34 (79.1)	21 (100)
OH/ECW			< 0.001
≤ 7% (n = 24)	23 (53.5)	1 (4.8)
> 7% (n = 40)	20 (46.5)	20 (95.2)
OH/ECW			< 0.001
≤ 15% (n = 39)	35 (81.4)	4 (19.0)
> 15% (n = 25)	8 (18.6)	17 (81.0)

Data are presented as number (%).

BCM^®, Fresenius Medical Care, Bad Homburg, Germany.

ECW, extra-cellular water; OH, over-hydration.