Association between the content of intracellular and extracellular fluid and the amount of water intake among Chinese college students

Table 6 Correlation between intracellular, external fluid and fluid intake

		ICF/BW (%)		ECF/BW (%)		TBW/BW (%)		ECF/ICF (%)
		r	p	r	p	r	p	r	p
Total	TFI/BW (mL/kg)	0.324^b	< 0.001	0.324^b	0.001	0.323^b	< 0.001	−0.041^b	0.608
	FWI/BW (mL/kg)	0.444^a	< 0.001	0.470^a	< 0.001	0.466^a	< 0.001	0.119^a	0.139
	TWI/BW (mL/kg)	0.402^b	< 0.001	0.427^b	< 0.001	0.410^b	< 0.001	0.029^b	0.720
Males	TFI/BW (mL/kg)	0.348^b	0.002	0.329^b	0.003	0.341^b	0.002	0.006^b	0.959
	FWI/BW (mL/kg)	0.567^a	< 0.001	0.590^b	< 0.001	0.581^a	< 0.001	0.200^a	0.075
	TWI/BW (mL/kg)	0.511^b	< 0.001	0.509^b	< 0.001	0.509^b	< 0.001	0.085^b	0.456
Females	TFI/BW (mL/kg)	0.407^b	< 0.001	0.353^b	0.002	0.383^b	0.001	−0.074^b	0.524
	FWI/BW (mL/kg)	0.576^a	< 0.001	0.496^b	< 0.001	0.577^a	< 0.001	0.092^a	0.428
	TWI/BW (mL/kg)	0.486^b	< 0.001	0.446^b	< 0.001	0.468^b	< 0.001	0.000^b	0.999

Note: ICF Intracellular fluid, ECF Extracellular fluid, TBW Total body water, TFI Daily total fluid intake, FWI Daily water intake from food, TWI Daily total water intake. ^a, means the correlation coefficient r of Pearson. ^b, means the correlation coefficient r of Spearman

ISSN: 1743-7075