Table 1. Prevalence of anti-CCoV-II antibody among 201 domestic dogs in Ho Chi Minh City, Vietnam.

		No. of examined dogs	No. of positive dogs	Ratio of positive dogs (%)
Sex	Female	101	45	44.6
	Male	100	42	42.0
Age	<1	28	8	28.6a)
	1	44	14	31.8
	2	54	26	48.1
	≥3	75	39	52.0a)
Breed	Vietnamese	120	47	39.2b)
	Mixed	51	21	41.2
	Other	30	19	63.3b)
Total		201	87	43.3

a, b) Significant difference (P<0.05).