Table 1a.

Percentage of FCoV seropositive cats according to examination year, gender, breed, and age.

Variables	Level	N	No. seropositive	% seropositive	95% CI		p value
					Lower	Upper
Study year	2009	13	9	31	6	56	<0.0001
	2010	20	15	25	6	44
	2011	19	17	11	0	24
	2012	35	24	31	16	47
	2013	52	36	31	18	43
	2014	30	5	83	70	97
Gender	Female	70	42	40	29	51	0.6499
	Male	99	64	35	26	45
Breed	Cross breed	142	88	38	30	46	0.8062
	Pure breed	27	18	33	16	51
Age (years)	0.1–0.4	25	20	20	4	36	0.2031
	0.6–0.8	13	8	38	12	65
	1	38	22	42	26	58
	2	24	12	50	30	70
	3	24	12	50	30	70
	4–5	16	13	19	0	38
	6–9	14	10	29	5	52
	10–15	15	9	40	15	65