Patterns of Mycobacterium tuberculosis-complex excretion and characterization of super-shedders in naturally-infected wild boar and red deer

Table 1 Proportion of excretion samples positive for MTC DNA.

Host species	Excretion route	bTB-confirmed status				bTB-suspected status
		No. tested	MTC-positive samples			No. tested	MTC-positive samples
			no.	%	CI₉₅ (%)		no.	%	CI₉₅ (%)
Wild boar	Oronasal	47	26	55.3	41.3–68.6	17	7	41.2	21.6–64.0
	Bronchial-alveolar	39	25	64.1	4.48–77.3	17	10	58.8	36.0–78.4
	Fecal	34	9	26.5	14.6–43.1	17	3	17.7	6.2–41.0
	Urinary	3	2	66.7	20.8–93.9	0
	Total	123	62	50.4	41.7–59.1	51	20	39.2	27.0–52.9
Red deer	Oronasal	22	10	45.5	26.9–65.3	8	5	62.5	30.6–86.3
	Bronchial-alveolar	36	29	80.6	65.0–90.3	12	4	33.3**	13.8–60.9
	Fecal	30	9	30.0	16.7–47.9	9	3	33.3	12.1–64.6
	Urinary	0				1	1	100	20.7–100
	Total	88	48	54.6	44.2–64.5	30	13	43.3	27.4–60.8

Proportion of MTC positive biological samples by species, excretion route and infection status, with confidence intervals and statistically significant differences between infection status highlighted (Fisher’s exact test).
** p < 0.01.

ISSN: 1297-9716