TABLE 2.

Comparison of the densities of RAJ STEC O157 colonization represented as log₁₀ transformations of the area under the shedding curve and mean CFU per sampling date

Yr	Dose	Route	Season	AUC (LSM ± SEM)a	AUC P value	CFU (LSM ± SEM)	CFU P value
1	High	Oral	Both	4.91 ± 0.21	0.81	1.87 ± 0.24	0.57
	High	Rectal	Both	4.98 ± 0.21		2.07 ± 0.24
	High	Both	Summer	4.87 ± 0.21	0.57	1.79 ± 0.24	0.33
	High	Both	Winter	5.02 ± 0.19		2.14 ± 0.24
2	Low	Oral	Both	4.12 ± 0.22	0.27	1.30 ± 0.14	0.22
	Low	Rectal	Both	4.47 ± 0.22		1.57 ± 0.15
	Low	Both	Summer	3.93 ± 0.24	0.06	1.25 ± 0.14	0.08
	Low	Both	Winter	4.66 ± 0.14		1.63 ± 0.15
Both	High	Both	Both	4.95 ± 0.16	0.0006	1.97 ± 0.13	0.009
	Low	Both	Both	4.29 ± 0.16		1.43 ± 0.13
	Both	Both	Summer	4.40 ± 0.17	0.016	1.52 ± 0.13	0.06
	Both	Both	Winter	4.84 ± 0.14		1.88 ± 0.13

^aAUC, area under the shedding curve; LSM, least-squares means.