Table 1. P-values obtained by comparing six cultures procedures for the growth of M. avium subsp avium from spiked fecal cultures.

	NaOH	NaOH-VNA	H2SO4	H2SO4-VNA	CPC
NaOH
NaOH-VNA	0.1
H2SO4	1.0	0.1
H2SO4-VNA	0.5	0.4	0.5
CPC	0.1	1.0	0.1	0.4
CPC-VNA	0.3	0.01*	0.3	0.09	0.01*

*Significant difference in the recovery of M. avium (27.8%; χ² test p = 0.01).