Table 2. Analysis of canine leishmaniasis in owned dogs living within 300 m from 82 human cases, local health unit of Bologna, northern Italy, 2011–2022 (n  =  1,422).

Year of diagnosis	Human cases considered	Dogs sampleda			Per cent positive	95% CI
		Total	Negativeb	Positivec
2011	0	0	0	0	0	0–100
2012	1	28	28	0	0	0–12.34
2013	13	489	481	8	1.64	0.71–3.20
2014	8	133	131	2	1.50	0.18–5.33
2015	5	112	111	1	0.89	0.02–4.87
2016	4	114	113	1	0.88	0.02–4.79
2017	6	61	59	2	3.28	0.40–11.35
2018	17	135	132	3	2.22	0.46–6.36
2019	13	255	249	6	2.35	0.87–5.05
2020	1	7	7	0	0	0–40.96
2021	7	41	40	1	2.44	0.06–12.86
2022	7	47	47	0	0	0–7.55
Total	82	1,422	1,398	24	1.69	1.08–2.50

CI: confidence interval.

^a Owned dogs living within 300 m from the identified human cases.

^b Dogs that tested negative with an indirect immunofluorescence test (IF) (titre <  1:160).

^c Dogs that tested positive with an IF (titre ≥  1:160).