Table 2.

Spearman’s correlation (ρ) of C. difficile-infected fecal samples.

Variables	FRAP	DPPH	Cu (II)+ chelation	Fe (II)+ chelation
FRAP	1 p = n/a
DPPH	0.1201 p = 0.1653	1 p = n/a
Cu (II)+ chelation	0.3069 p = 0.0003 *	0.1187 p = 0.1704	1 p = n/a
Fe (II)+ chelation	−0.0162 p = 0.8516	0.0822 p = 0.3429	−0.2573 p = 0.0026 (*)	1 p = n/a

* p < 0.05.